Problem: Betty is at the store buying products where Sarah has worked for ten years,

My choice: Sarah is selling goods.

Problem: Jeffrey knew how to sneak out of the house without Brett knowing, as

My choice: Jeffrey was very crafty.

Problem: Aaron had trouble telling the truth but Justin was always honest.

My choice: Justin could be trusted by everyone.

Problem: Angela spent a long time on their book review but Betty didn't, so

My choice:
Angela scored a high grade on their assignment.