.The only sentence that contains a parallel structure is option B. Four score and seven years ago our fathers brought forth on this continent, a new nation, conceived in Liberty, and dedicated to the proposition that all men are created equal
Options A,C and D are not ´parallel structures because they do not carry the same tense
Parallel structure means that the items included in a list must be in the same form, in this case all main verbs are in the past simple
Answer:
She says this because making mistakes helps you to learn and not make those same mistakes in the future
Explanation:
Metaphor
This sentence is an example of a metaphor, the speaker is comparing his father to being death in the way that death typically is said to come after a person. Through this image, it's clear that the speaker's father is not going to give up pursuit of him.
When they're quoting someone, or using information from a specific place.