Problem: Maria taught Angela how to ride a bicycle because
OPTIONS:
- Maria had been riding for several years.
- Angela had been riding for several years.

My choice: Maria had been riding for several years.

Problem: Dating is harder for Kyle than it is for Steven.
OPTIONS:
- Kyle must be the more awkward man.
- Steven must be the more awkward man.

My choice: Kyle must be the more awkward man.

Problem: The kitchen of Kayla was a lot worse than that of Erin, due to
OPTIONS:
- Kayla having more money.
- Erin having more money.

My choice: Erin having more money.

Problem: The audience at the opera concert was kicked out because the
OPTIONS:
- audience was staying peaceful.
- concert was staying peaceful.

My choice:
concert was staying peaceful.