Read the excerpt from Chapter 7 of "Animal Farm":

"Every Monday, Mr. Whymper visited the farm as had been arranged. He was a sly-looking little man with side whiskers, a solicitor in a very small way of business, but sharp enough to have realized earlier than anyone else that Animal Farm would need a broker and that the commissions would be worth having."

Which statement best explains why Mr. Whymper serves as an intermediary for Animal Farm?

A. He is motivated by a desire for power.
B. He is motivated by financial success.
C. He is motivated by a sense of duty.
D. He is motivated by a desire to help others.