Answer:
Power contributes to the central idea of the text by allowing a group of people to censor something they consider 'wrong' using the authority they have.
Explanation:
For example, in Corporate Censorship, the company might forewarn their employees to not say anything negative about the business, or they could lose their jobs. They are using their power over the workers to makes sure they don't get put in a negative light.
The voice of the following sentence is in PASSIVE voice. Active voice means that the noun performing the action is stated first before the object. The correct answer is letter "A. Passive". If the sentence is changed into active voice, it would be like this: "The movers moved the sofa into the living room." I hope this helps.