Problem: Donald asked Christopher on how to heal a sprained ankle but

My choice: Christopher was clueless on the topic.

Problem: Christmas isn't celebrated by Betty, but it is Rebecca's favorite holiday.

My choice: Betty is probably Jewish.

Problem: Rebecca studied a lot more than Elena during the whole semester.

My choice: Elena failed the exam.

Problem: Tanya made the desert choice for Lindsey, because

My choice:
Tanya thought they knew exactly what they wanted.