On Monday, Glenn makes a valid offer to buy Coco's bicycle on Saturday for $100.00. Glenn does not specify any particular method of delivery for acceptance, does not specify a time limit on his offer, nor does he make any mention of when acceptance will be effective. On Tuesday, Coco mails a letter accepting Glenn's offer. The letter is not delivered to Glenn until Thursday. Meanwhile, on Wednesday, Glenn calls Coco on the telephone and tells Coco that he revokes his offer.Regarding whether a contract was formed, which of the following statements is correct?

No contract was formed because terms were not stated with adequate specificity.

No contract was formed because Glenn's offer was not in writing.

Two, but not three of the other answer choices are correct.

A contract was formed on Tuesday when Coco mailed an acceptance letter.