Summary future of space exploration in three sentences

Which sentence from a student's reflective essay contains a subject and verb error and needs to be edited? a. in my opinion, some of the voters seemed to need more information about their candidates. b. the documentary showed that dollars are often used instead of rubles in russia. c. the research shows that jackets made of wool are warmer than those made of cotton. d. in my opinion, either the doctors or the chief administrator need to make a quick decision.

It's to know your purpose before you read something because a purpose can:

In 200 words, identify the theme of audre lorde's poem "hanging fire." support your answer with at least three examples (of your choosing) from the text.