Meaning: 'Capable' means having the ability or capacity to do something, indicating that the Tesla coil can manage high voltages and frequencies effectively.

Wrong options:

• engineered: 'Engineered' implies the process of designing or constructing something, which does not fit the context of describing the device's ability.
• configured: 'Configured' refers to arranging or setting up something, which does not convey the inherent ability of the device as 'capable' does.
• deprived: 'Deprived' means lacking something necessary, which is the opposite of what is intended in this context.

Correct answer: distances

Explanation: The word 'distances' is appropriate as it refers to the lengths over which Tesla aimed to send power and information wirelessly, fitting the context of wireless communication. It is a plural noun that aligns with the idea of varying lengths.

Meaning: 'Distances' refers to the spaces between two points, indicating the range over which wireless signals could be transmitted.

Wrong options:

• phases: 'Phases' refers to stages in a process, which does not relate to the concept of sending signals over space.
• territories: 'Territories' implies areas of land, which does not fit the context of communication over space.
• durations: 'Durations' refers to the length of time something lasts, which is unrelated to the physical space involved in wireless communication.

Correct answer: impression

Explanation: The word 'impression' fits well as it conveys the lasting impact of Tesla's work in wireless communication, aligning with the context of his contributions. It is a noun that captures the significance of his achievements.

Meaning: 'Impression' means a lasting effect or influence, indicating that Tesla's work has had a profound and enduring impact on the field.

Wrong options:

• criterion: 'Criterion' refers to a standard or principle by which something is judged, which does not fit the context of describing the impact of Tesla's work.
• relevance: 'Relevance' pertains to the importance or applicability of something, which does not convey the lasting effect intended here.
• recovery: 'Recovery' implies a return to a previous state, which does not relate to the impact of Tesla's contributions.

Correct answer: outside

Explanation: The word 'outside' is suitable as it indicates Tesla's tendency to think beyond conventional ideas, fitting the context of his innovative thinking. It is a preposition that describes a perspective that is not limited by traditional boundaries.

Meaning: 'Outside' in this context means beyond the usual limits or norms, suggesting Tesla's unique approach to ideas.

Wrong options:

• amid: 'Amid' means in the middle of or surrounded by, which does not convey the idea of thinking beyond conventional limits.
• besides: 'Besides' means in addition to, which does not fit the context of describing a way of thinking.
• under: 'Under' implies being beneath something, which does not relate to the concept of innovative thinking.

Correct answer: have shaped

Explanation: The phrase 'have shaped' is grammatically correct as it indicates an ongoing influence of Tesla's contributions on current technologies, fitting the context of his lasting impact. It uses the present perfect tense to show relevance to the present.

Meaning: 'Have shaped' means to have had a significant influence on the development of something, indicating that Tesla's work continues to affect modern technology.

Wrong options:

• will shape: 'Will shape' suggests a future influence, which does not align with the context of discussing past contributions that have ongoing effects.
• shaping: 'Shaping' is a gerund that does not fit the sentence structure as it lacks the necessary auxiliary verb to indicate past influence.
• were shaped: 'Were shaped' indicates a completed action in the past, which does not convey the ongoing relevance of Tesla's contributions.