C. He as a subject because it's in the beginning of a sentence, and a sentence always have to start with a subject
C. Support for the main idea or thesis.
How they look
who their freinds are
how much money they have
Answer: A death in the character's family or a climatic situation solved.
Explanation:
A death or a climatic situation can speed up the process of a story and make it interesting.
B. The passge doesn't say anything about how the snow makes her feel.
