The president of Deal Corp. wrote to Boyd, offering to sell the Deal factory for $300,000. The offer was sent by Deal on June 5 and was received by Boyd on June 9. The offer stated that it would remain open until December 20. The offer:
A .constitutes an enforceable option.
B .may be revoked by Deal any time prior to Boydâs acceptance.
C .is a firm offer under the U.C.C. but will be irrevocable for only three months.
D. is a firm offer under the U.C.C. because it is in writing.