There is a Part A and Part B…

Part A: Joe works at the local restaurant and earns $15 every hour. He works x hours every week. Which expression represents this situation?

A. 15 + x
B. 15 - x
C. 15x
D. 15/x

Part B: What’s the amount of money Jose would earn if he works an 8 hour shift?

Thank you to the kind soul who answers this!