186: A project manager is making a decision about which water heater he’ll install in a project to build a series of condominiums. He jokes with a vendor that he could use a new water heater in his own house.

The following morning he finds a brand new deluxe water heater, which the vendor he joked to happens to make, in his driveway. This can be seen as which one of the following?

A. A coincidence B. A trial use of the water heater C. A bribe D. A conflict of interest