[Q]: How does the sentence end?

Felicia only likes dogs for pets while Laura only likes cats, so 

[A]: Felicia went to buy a new puppy.


[Q]: How does the sentence end?

Nelson liked to read books in their hardcover form but Dennis liked them in digital form. 

[A]: Nelson bought the latest Tom Clancy book at Borders.


[Q]: How does the sentence end?

Shawn bought a guitar that came with a case and an extra string, but the 

[A]:
case was too big for the car.