Dennis' hands were muddy. He washed them. (does that work?)
B. Imagery
When you read first frost, it makes you think of winter, the first brush of cold and ice.
Answer:
I think it would be cool but scary, i think he will adjust by making new friends. The problem he could face is being bullied.
What do you mean by that?
if you could explain more clearly i'd be glad to help you out