Marco and Grant are co-workers at a pizza parlor. Marco offered Grant 4150 for his printer and told Grant that he had until noon the following day to accept. At 9:00 am the next morning Marco called Grant and withdrew his offer. Nevertheless, at 11:00 am, Grant called Marco back and accepted his offer, noting that Marco had given him until noon that day to accept. Is Grant's acceptance legally binding?

Group of answer choices

Yes, under the U.C.C. a merchang must hold a firm offer open for the time stated.

No, Marco revoked his offer before Grant accepted and they are not merchants.

No, there is valid consideration for holding the offer open.

Yes, it was wrong of Marco to withdraw his offer after giving Grant until noon the next day to accept.