Problem: How does the sentence end?

Not all students got bags to carry their balls because there were fewer of the 
Answer: bags available.

Problem: How does the sentence end?

She climbed the tree in the rain, but not in the wind, because the 
Answer: rain was really weak.

Problem: How does the sentence end?

Angela loved to vacation on an island but Cynthia didn't. 
Answer: Angela took a trip to Jamaica.

Problem: How does the sentence end?

Jennifer joined the math club while Jessica joined the art club since 
Answer:
Jennifer felt analytical.