Answer:
c.yes, this is a brief aside that can go inside parenthesis
<span>Key West, the southernmost city in the United States is located in Florida</span>
D.) She remarked that they always say to wash fruit before eating it.
This sentence contains an antecedent that is confusing. The sentence is not fluid. It is not cohesive.
The question that arises from this sentence is, who is the "they" being discussed?
Some synonyms to food, which carry a different connotative meaning are:
-snack (suggests that the food has a good taste)
-feed (suggests that it's only given to animals)
-delicacy (suggests supreme taste)
-goodies (suggests good taste)
-chow (suggests informal situation of eating)