The answer is "when the surrounding words are unfamiliar".
Answer:
B - Equality
Explanation:
Equality is most cleary describied in this excerpt - Kennedy mentions both segregation and discrimination and that is is creating a 'rising tide of discontent' and men of good will and generosity should unite to solve the problem.
Answer:
C. Helping to improve someone else's writing making you a better writer too.
Explanation:
It isn't A. because that supports an opinion, not a fact.
It isn't B. because it does not elaborate on how the classes are helpful and educational.
It isn't D. because, like above, it is not specific enough.
Hope this helps! <3
D., Life. Since it is a more vague word and its meaning carries more weight than the others, I would say it has the most connotative associations.