Please help i wanna compare my answers to someone else it'll help me understand it further

Question 3 of 10 points which sentence is an example of chronological structure in "the city without o a. without daily pumping, manhattan's subway tunnels would be flooded o b. some time in the next 100,000 years, glaciers will cover all of manhattan o c. central park has a garden that houses plants mentioned in shakespeare's plays. o d. if flooding were to go unchecked, steel support beams in buildings would rust

Elie wiesel’s “the perils of indifference” speech how do paragraphs 15-16 contribute to the development of the text’s central idea?

Was chris mccandless a hero why or why not