[Q]: How does the sentence end?

When Christine suspected that Felicia was lying, she tried to set a trap. Then 

[A]: Christine got angry when it didn't work.


[Q]: How does the sentence end?

Greg tended to be lazy, so he bought a fitness tracker and a journal to monitor his activity.  He preferred the 

[A]: fitness tracker because he liked technology.


[Q]: How does the sentence end?

Robert had a much easier time when riding horses than Logan, because 

[A]:
Logan had very few lessons as a child.