The title sounds like the conflict would be between the character (Tom) vs. Nature (the tornado). So that would be the answer because it doesn't seem like a character vs. character conflict or character vs. self because it seems like he's up against something else. I hope this helps!
Answer: no
Explanation: you need a fan boy or something
better: On our way home we passed a meadow surrounded by trees, and stopped for ice cream.
C I believe I think most likely
Answer: i would say
greg left home angry
greg helped get rid of the thugs
greg met lemon brown
greg got to see the tresure
Explanation: i read the book in 10th grade so this should be right if not im srry
B, a simple sentence is only an independent clause