A parallel sentence mentions the same grammatical expression twice. I would go with "D". 'Passed' and 'Demonstrated' are both past tense words that express the same past tense grammatical idea.
If you have more questions, feel free to ask me.
Answer:
the idea of freedom that the United States stands for
Explanation:
i just picked it and it was right
The question is asking to choose among the following choices that states the doctrine that the founders of Brook Farm were inspired of, base on the said excerpt and in my research, the possible answer would be Transcendentalism. I hope you are satisfied with my answer and feel free to ask for more if you have questions
