In the law of contract, which of the following best states the general rule regarding the revocation of an offer?
AAn offer can be revoked at any time before acceptance, provided revocation is communicated to the offereeCORRECT
BAn offer cannot be revoked once it has been received by the offeree
CAn offer can only be revoked if valuable consideration was given to keep it open
DRevocation of an offer is effective immediately upon dispatch by the offeror through postal means