The sentence that uses parallel structures is B) My three favorite activities are writing, reading, and going to the library.
A parallel structure means that the same form of a verb is used in a sentence, and as you can see, here only gerunds are used - writing, reading, going - they all have -ing in the end.
The other sentences don't have a parallel structure because they don't use the same forms.
Answer:
The people defending their country's traditional beliefs are nationalists in a civil war.
Explanation:
Nationalism is an idea and movement that promotes the interests of a particular nation (as in a group of people), especially with the aim of gaining and maintaining the nation's sovereignty (self-governance) over its homeland.
The ghetto was liberated the day before she turned 10: more than half her life had been lived in the ghetto. The book relates the events of those five and a half years, as an adult Sylvia recalled them years later. The title derives from the yellow badge that Syvia was forced to wear.