Assuming this is when they first meet, Boo is different from what they think because he is not the mean dangerous man he is rumored to be but rather kind and sweet.
The expression "coked to the gills" is an expression that means the person is very intoxicated, either on alcohol or illegal drugs.
I think I can help. What exatly do you need help with???
C. Is the answer she did live to grow up to be a life long missionary