Problem: How does the sentence end?

Jennifer followed the instructions given to them by Megan, since 
Answer: Megan was the natural leader.

Problem: How does the sentence end?

Jessica' s ponytail braid did not reach as far down her back as Mary's, because 
Answer: Mary had longer hair.

Problem: How does the sentence end?

A lesson was given by Mary to Jessica on cooking carrot oil due to 
Answer: Mary being an expert in the kitchen.

Problem: How does the sentence end?

Liam liked cleaning his ears with solution instead of a qtip because the 
Answer:
solution was gentler.