Problem: How does the sentence end?

Many people thought Eric looked and acted younger than Steven, although 
OPTIONS:
- Eric was actually younger.
- Steven was actually younger.
Answer: Steven was actually younger.

Problem: How does the sentence end?

Playing Scrabble is fun for Joel but not Hunter because 
OPTIONS:
- Joel knows a lot of difficult words.
- Hunter knows a lot of difficult words.
Answer: Joel knows a lot of difficult words.

Problem: How does the sentence end?

I can't remember if I packed my bag with the bowling ball or the soccer ball. The bag was heavy so it must have the 
OPTIONS:
- bowling ball in it.
- soccer ball in it.
Answer: bowling ball in it.

Problem: How does the sentence end?

Jessica tried to braid the child's hair but Tanya had to do it. 
OPTIONS:
- Jessica had never understood how to do it.
- Tanya had never understood how to do it.
Answer:
Jessica had never understood how to do it.