Problem: How does the sentence end?

The plane had to arrive after the helicopter, so the 
Answer: plane delayed leaving immediately to time the arrivals right.

Problem: How does the sentence end?

Cynthia was less interested in the ballet than Elena because 
Answer: Elena daughter was in the ballet.

Problem: How does the sentence end?

Age wasn't a factor when Sarah gave birth to Jennifer, because no matter what, 
Answer: Jennifer would always be younger.

Problem: How does the sentence end?

Kayla walked away from her friendship with Jennifer since 
Answer:
Kayla had endured enough damage to her self esteem.