[Q]: How does the sentence end?

Robert had to borrow money from Logan because 

[A]: Logan already paid all their credit card payments.


[Q]: How does the sentence end?

The researchers weren't interested in the gold they found in the temple, but were taken by the silver. The 

[A]: silver objects were more unique.


[Q]: How does the sentence end?

It was important for Kevin to learn about other cultures but not to Joseph as 

[A]:
Joseph was very disinterested.