[Q]: How does the sentence end?

Being a teacher in elementary school suited Christine but not Katrina because 

[A]: Katrina hated teaching children.


[Q]: How does the sentence end?

Jeffrey bought a Guinea pig and Brett didn't help care for it. Their mother praised 

[A]: Jeffrey for their work.


[Q]: How does the sentence end?

Leslie had an easier time caring for their German short-haired pointer than Dennis because 

[A]:
Dennis hated dogs.