"A. Two-thirds of the team attended practice" is the only sentence that is written correctly since in this case fractions should be hyphenated, although this is slipping from convention.
I think you could perhaps get that someone may have helped him and looked after him in a way that he didn't need to be very independent, George is always helping him and telling him things they don't have.. This could be down to his mental health but also down to his childhood. Just what I got from it..hope it helped a little :)
An example of direct characterization is A) Now, Fatima was trudging toward the yearbook room, her head lowered and shaggy bangs falling across her dark brown eyes.
This is the only sentence where she is directly described.
