Which details develop the central ideas that the grimm collected stories to preserve culture

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.

2. which of the following topics would be too broad for a speech lasting 5 to 10 minutes?

Which inequality is represented by this graph? f(0, 1)