Meaning: In this context, 'route' means a method or way to reach a goal, suggesting that there are various paths to success beyond traditional exams.

Wrong options:

• site: The word 'site' refers to a location, which does not fit the context of discussing methods or ways to achieve success.
• difference: The term 'difference' implies a distinction rather than a method, making it irrelevant in this context.
• exception: 'Exception' suggests something that is excluded, which does not align with the idea of alternative methods to success.

Correct answer: attainment

Explanation: The word 'attainment' is appropriate here as it refers to the achievement of a goal or level, specifically in an educational context. It fits grammatically and contextually, indicating the successful acquisition of knowledge or skills.

Meaning: 'Attainment' means the act of achieving or reaching a particular level of education or skill, emphasizing the importance of good grades in educational success.

Wrong options:

• reform: 'Reform' refers to making changes to improve something, which does not fit the context of discussing educational achievements.
• sediment: 'Sediment' refers to matter that settles at the bottom of a liquid, which is unrelated to educational contexts.
• sense: 'Sense' refers to perception or understanding, which does not convey the idea of achieving educational goals.

Correct answer: professions

Explanation: The word 'professions' is suitable as it refers to occupations or careers, fitting the context of discussing job performance and intelligence in various fields. It aligns grammatically and contextually with the sentence's focus on work-related skills.

Meaning: 'Professions' means jobs or careers that require specialized education or training, indicating that intelligence plays a role in various types of work.

Wrong options:

• submissions: 'Submissions' refers to the act of presenting something for consideration, which does not relate to job types or careers.
• progressions: 'Progressions' implies advancement or development, which does not fit the context of discussing specific job roles.
• transmissions: 'Transmissions' refers to the act of sending something from one place to another, which is unrelated to the concept of careers.

Correct answer: reason

Explanation: The word 'reason' fits grammatically and contextually as it refers to the ability to think logically and make judgments, which is essential for handling unexpected situations. It maintains the coherence of the sentence regarding cognitive processes.

Meaning: 'Reason' means to think, understand, and form judgments logically, highlighting the cognitive skills needed in everyday situations.

Wrong options:

• reveal: 'Reveal' means to make something known, which does not fit the context of cognitive processing or decision-making.
• regurgitate: 'Regurgitate' implies repeating information without understanding, which contradicts the idea of logical reasoning and judgment.
• reconcile: 'Reconcile' means to restore friendly relations or make two things compatible, which does not align with the context of logical thinking.