I would say b and c, since unfasten and clench are basically antonyms and those answers both have antonyms
C. A chart showing the growth of rap music album sales (apex)
The answer is B. the author could be found as a traitor because of the nature of the content. Political pamphlets often dealt with issues and topics that went against the current government. As such, anyone who disagrees and possibly incites rebellion would be viewed as a traitor and therefore would publish anonymously to keep their head.
When news stations were talking about the immigrant families being separated from children can be very biased because some news anchors support Trump in whatever he is doing and other do not support him or agree with what he is doing it can be problematic because the news anchors in favor of trump will only talk about the good things about him meanwhile the ones opposed to him will talk about bad things about him