[Q]: How does the sentence end?

Amy was more of a reader and Angela was more of a watcher, so 

[A]: Amy tended to choose books.


[Q]: How does the sentence end?

Michael was able to climb the apple tree much more quickly than Brian, because 

[A]: Michael was very agile and athletic.


[Q]: How does the sentence end?

Steven but not Brett wanted to plant a garden in the backyard because 

[A]:
Brett had a black thumb.