Answer:
A. Many people became homeless, hungry, and poor
Explanation:
I believe it is B. The word possessive has the word "possess" in it, which means to have or own. So think of it like this: "That car is theirs." You could also say that they possess that car, or own that car.
Solution: Active thinking means experiencing and analyzing the external stimuli at the present moment. This analysis involves application of reason- questioning ideas, their validity, linking different ideas, building arguments around them, identify errors and solve problems. These are also the components of critical thinking.
D. You never want to introduce something new to a reader, when you're trying to close your topic.