In Cea v. Hoffman, Cea's original counteroffer was withdrawn after Modular failed to respond which left the Ceas free to accept the offer of a refund thereby creating a contract.

True or False

Hiring someone to put a roof on your house would constitute "revocation" of a previous promise made to another roofer even if the other roofer had not been informed.

True or False

Ignorance of a relevant law is usually sufficient reason for a court to cancel an otherwise enforceable contract.

True or False

An offer is terminated by a counteroffer.

True or False