What would carson’s book silent spring expose? a. the trending of climate change b. the harmful effects of pesticides c. the practices of the green movement d. the history of monsanto (plz hurry, i'll give brainliest for correct answer)

Which of the following was a key accomplishment of the people of songhai? a. they had a strong military and became the largest empire in west africa. b. they established a center of islamic scholarship. c. they worked with iron and prospered from the gold-salt trade. d. they dominated in the trade of ivory, enslaved people, and animal skins.