Hem Sylvester Oil Company,owning a Chain of Wholly Owned Gas

Multiple Choice

Hem Sylvester Oil Company,owning a chain of wholly owned gas stations,refused to purchase the tires that Sans Corporation sells in some of its stations,unless the tire manufacturer agrees to purchase from the oil company,the petrochemicals used in the tire manufacturing process.This agreement is an example of a(n) :

A) exclusive dealing agreement.
B) joint venture agreement.
C) reciprocal dealing agreement.
D) formal written agreement.