Meaning: 'Increase' means to make something larger or greater, in this case, to enhance our vigilance regarding cybersecurity.

Wrong options:

• decrease: The word 'decrease' suggests reducing something, which contradicts the need for heightened vigilance in the context of cybersecurity threats.
• ignore: 'Ignore' means to pay no attention to something, which is the opposite of what is required in this situation where vigilance is crucial.
• overlook: 'Overlook' implies failing to notice something, which is not suitable when discussing the need to be more vigilant.

Correct answer: adhere

Explanation: The verb 'adhere' is appropriate as it means to stick firmly to a set of rules or protocols, which is essential in the context of following new security measures. It fits grammatically with the subject 'everyone' and conveys the necessity of compliance.

Meaning: 'Adhere' means to follow or stick to something, particularly rules or guidelines, emphasizing the importance of following security protocols.

Wrong options:

• resist: The word 'resist' implies opposing or fighting against something, which is contrary to the intention of following security protocols.
• neglect: 'Neglect' means to fail to care for something, which is inappropriate in the context of ensuring compliance with security measures.
• bypass: 'Bypass' means to avoid or go around something, which contradicts the need to follow the new security protocols.

Correct answer: training

Explanation: The noun 'training' fits well as it refers to sessions designed to educate employees about new protocols. It is grammatically correct and contextually relevant, as it indicates the purpose of the sessions being conducted by IT.

Meaning: 'Training' refers to the process of learning the skills needed for a particular job or activity, in this case, related to cybersecurity measures.

Wrong options:

• negotiation: The word 'negotiation' refers to discussions aimed at reaching an agreement, which does not align with the context of educating employees about security protocols.
• celebration: 'Celebration' implies a festive event, which is irrelevant to the serious nature of cybersecurity training.
• debate: 'Debate' suggests a discussion involving opposing viewpoints, which is not suitable for a training context focused on compliance and learning.

Correct answer: mandatory

Explanation: The adjective 'mandatory' is appropriate as it indicates that attendance is required, aligning with the context of the importance of the training sessions. It fits grammatically and emphasizes the necessity of participation.

Meaning: 'Mandatory' means required by law or rules; in this context, it indicates that attendance at the training sessions is compulsory.

Wrong options:

• optional: The word 'optional' suggests that attendance is not required, which contradicts the emphasis on the importance of the training sessions.
• unnecessary: 'Unnecessary' implies that something is not needed, which is inappropriate given the critical nature of the training on cybersecurity.
• infrequent: 'Infrequent' means occurring rarely, which does not fit the context of the training sessions being essential and required.

Correct answer: team

Explanation: The noun 'team' is suitable as it emphasizes collective responsibility in cybersecurity efforts. It fits grammatically and contextually, highlighting that everyone must work together to ensure security.

Meaning: 'Team' refers to a group of people working together towards a common goal, in this case, maintaining cybersecurity.

Wrong options:

• singular: The word 'singular' refers to one individual, which contradicts the idea of collective responsibility in cybersecurity efforts.
• individual: 'Individual' implies a single person, which does not capture the collaborative nature of cybersecurity as a shared responsibility.
• team: This option is repeated and does not provide a different meaning.