The answer is C. Appearing to be calm and relaxed
The answer is Yes because everyone has a different perspective on things and that can impact what they do greatly
I believe it's "A. Sheila is walking into a surprise party."
It emphasizes Kennedys dissatisfaction with the present state of the country
The earth hath swallwed all my hopes but she, She is the hopeful lady of my earth.
Hope this helps!