How can violations of privacy be used to target and oppress people of a minority ethnic group?

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.

In at least 150 words, explain how fugard uses sam's character to convey the central idea of "master harold" and the boys. be sure to include transitional words in your response. use details from the play to support your response.

Dogs make wonderful pets because they us stay happy and healthy. the topic sentence is "dogs make wonderful pets." , is this correct? i keep doubting myself.