Sorry for such late an answer, but I believe its A) Predicate Nominative.
Answer:
<u>(D) In casual conversation, people most readily admit to having a character flaw only when that admission causes them little psychological discomfort</u>.
Explanation:
An assumtion necessary to the argument is that is is possible that a person admit in front of another it's own flaws, when of course that flaw doesn't cause much discomfort in the person admiting it.
Answer:
it adds historical context by explaining the origin of the women’s rights movement
Explanation:
im pretty sure its that one
Answer: B
Explanation: The authors porpose is to inform the audience.