Self-efficiency refers to ______ , as well as a sense of self-worth and effectiveness in our lives.

A．Adult children should visit their parents from time to time.
B．Parents should support their adult children when they are in trouble.
C．Children should leave their parents when they are grown up.
D．Parents and children should share the family expenses when living together.

A．She’s not sure how she was able to finish so early.
B．She wasn’t able to manage the project well.
C．She’s not sure how to solve the mystery.
D．She still hasn’t heard what was shocking.