Your Friend Works at a Coffee Shop on Campus and Regularly

Multiple Choice

Your friend works at a coffee shop on campus and regularly gives away free coffee to you and your friends when you visit.In this example,your friend is the

A) principal and the owner of the coffee shop is the agent.
B) agent and the owner of the coffee shop is the principal.
C) signaler and the owner of the coffee shop is the screener.
D) screener and the owner of the coffee ship is the signaler.