[Q]: How does the sentence end?

The coin collection sold for more than the card collection as auction, because the

[A]: card collection was common.

[Q]: How does the sentence end?

Amy helped Megan put on a pair of ice skates because

[A]: Megan was just an amateur figure skater.

[Q]: How does the sentence end?

Because Lindsey liked to go camping more than Natalie,

[A]:
Natalie didn't believe owning a sleeping bag was essential.