Assume that the friend in the previous question notified the owner of the office building of the assignment. When the work was completed the owner paid Joe rather than Joe's friend. What rights if any does Joe's friend have?
A. None, because the friend is not in privity of contract with the building owner.
B. None because the building owner satisfied his contractual obligation by paying Joe.
C. The friend can successfully sue the building owner for payment because the friend gave notice of his right to receive the money.