Edie Telephoned the Office Supply Store and Agreed to Buy

Multiple Choice

Edie telephoned the office supply store and agreed to buy a dozen boxes of CDs at $23 each.She then realized what a good buy this was and called the store with a request to modify the contract to read two dozen boxes.What is the consequence?

A) The modified contract is unenforceable.
B) The modified contract is void.
C) The modified contract is valid and enforceable.
D) There is no consideration, so the contract is void.