[Q]: How does the sentence end?

The symphony could improve its performance with the new conductor, as the 

[A]: conductor provided lots of help.


[Q]: How does the sentence end?

As the boss, Rachel asked Cynthia nicely to do more work so 

[A]: Cynthia could go home later.


[Q]: How does the sentence end?

The clique of Cynthia is filled with nerds, while Jessica hangs with the popular kids, so 

[A]:
Jessica is a jock.