[Q]: How does the sentence end?

The author liked writing children's stories about the zoo less than ones about the museum. The

[A]: museum was a happy place to the author.

[Q]: How does the sentence end?

Nelson asked Joseph to decorate the living room because

[A]: Joseph is excellent at painting walls.

[Q]: How does the sentence end?

Carrie was much faster with tying knots than Samantha because

[A]:
Samantha had very clumsy hands.