In the given system, <em><u>censor means something that is prohibited from being seen or observed, a kind of refusal to be accessed</u></em>. Thus, the word censor and prohibit are synonyms.
Likewise, <u><em>authorize is to give permission, to be allowed, or given access to</em></u>. Authorize and allow are also synonymous with each other. Thus, the correct answer for this will be option D.