If an Offeror Makes an Offer That States, "This Offer

Multiple Choice

If an offeror makes an offer that states, "This offer to be open until noon tomorrow," which of the following does not, in law, end the offer?

A) An inquiry by the offeree if he can do any better
B) The insanity of the offeror
C) A counter-offer by the offeree
D) Revocation of the offer by the offeror before the time specified (i.e., before "noon tomorrow")
E) Lapse of the offer at the time specified