Alpha Construction Is Having a Dispute with a Home Buyer

Multiple Choice

Alpha Construction is having a dispute with a home buyer about some of the terms of their building contract. Both Alpha and the home buyer want to avoid the expense of going to court, but they cannot agree on how to settle their disagreement.
-The two parties eventually agree to ask Sam Jones, an attorney and trusted friend, to help them informally to solve their problem. Sam's role is that of a(n) ________.

A) mediator
B) arbitrator
C) conciliator
D) consultant
E) officiant