[Q]: How does the sentence end?

Bobby's hunting career took off when he dumped his bow for a gun, since with the 

[A]: bow he missed his target more often.


[Q]: How does the sentence end?

The beach was infested with sandfleas while the dune was clear of bugs, so people flocked to the 

[A]: dune .


[Q]: How does the sentence end?

Donald listened  to Kevin's instructions because 

[A]:
Donald was a protege of the school's cooking club.