[Q]: How does the sentence end?

The box could not stand on the edge like the pot did because the 

[A]: pot is balanced.


[Q]: How does the sentence end?

Jessica's parrot eats a lot less food than the one that Sarah owns because 

[A]: Jessica 's is smaller.


[Q]: How does the sentence end?

Matthew told Brian they'd have to be patient and let the wound heal, or 

[A]:
Brian would have to take more painkillers.