[Q]: How does the sentence end?

Kenneth had a nice coin collection and asked for Logan's rare coin, because 

[A]: Logan had a duplicate.


[Q]: How does the sentence end?

Jim bought a revolver and tried to practice his shooting at the shooting range but the 

[A]: revolver was too hard.


[Q]: How does the sentence end?

Adam could stand to eat way more dairy than Christopher because 

[A]:
Christopher was lactose intolerant.