On May 1, Maxey and Edwards entered into a contract (in a signed writing) requiring performance by the parties by May 30. On May 15, they mutually agreed (in a signed writing) to change a specified term of the original contract (the modification is favorable to Maxey and unfavorable to Edwards). On May 25, Edwards advised Maxey that he believed he had no legal obligation to abide by the modification to the contract because there was no consideration for the modification. Of course, Maxey thinks otherwise. Of the following factors, which will be important in deciding who is correct? Group of answer choices A. Whether the amount exchanged by the parties to the original agreement was adequate. B. Whether the contract price was $500 or more. C. Whether the subject matter of the contract involves the sale of goods. D. Whether Edwards objected to the modification within a reasonable period of time. E. Whether Maxey and Edwards are merchants. F. B, C, and E are all correct.