[Q]: How does the sentence end?

The puppy always followed Ryan but avoided Donald, since 

[A]: Ryan liked to play and throw the ball.


[Q]: How does the sentence end?

Eating omelettes for breakfast suited Adam less than Randy, because 

[A]: Adam was allergic to eggs.


[Q]: How does the sentence end?

The full lobster was eaten by Megan and not Laura, because 

[A]:
Megan loved to eat seafood.