Question

Call Of the wild help. Please help.
1. As new lead dog, Buck improved the solidarity of the team. What does this mean?
A. The team traveled faster.
B. The team was stronger.
C. The team was unified.

2. What did Buck often have visions of by the campfire?
A. He dreamt about good food.
B. He dreamt of a prehistoric man.
C. He dreamt how to escape the harsh life of the trail.

3. Which dog becomes too weak and has to be killed?
A. Sol-lek
B. Dolly
C. Dave

4. what is theme?
A. a story's plot.
B. a story's central idea.
C. a story's time & place.