Derrick stood next to Steven and only reached the top of their shoulder because 
OPTIONS:
- Derrick was short.
- Steven was short.
Derrick was short.

Brett was always in trouble with the law, which was frustrating to Aaron ; 
OPTIONS:
- Brett obeyed the rules to the letter.
- Aaron obeyed the rules to the letter.
Aaron obeyed the rules to the letter.

He had to look up a lot more when bouncing the tennis balls than with the golf balls, because the 
OPTIONS:
- tennis balls went higher.
- golf balls went higher.

tennis balls went higher.