[Q]: How does the sentence end?

Elena decided to attend a seminar on self esteem but Christine did not as 

[A]: Elena was very insecure.


[Q]: How does the sentence end?

Maintaining concentration with a lot going on is hard for Jason but not Logan, because 

[A]: Logan doesn't have ADD.


[Q]: How does the sentence end?

While packing for hunting Chris made sure to bring his bag and not his knife because the 

[A]:
bag was essential.