Humberto Writes to Stan Asking If Stan Will Buy His

Humberto writes to Stan asking if Stan will buy his cultivator for $600.Humberto's question:

A) if answered in the affirmative by Stan,creates a contract.
B) indicates merely a willingness to enter into negotiation rather than a willingness to enter into a contract.
C) is a definite and certain offer communicated to an offeree.
D) is subject to the mirror image rule.