To prove that a contract is implied, or implied-in-fact, it is necessary for a plaintiff to establish all of the following except that: Multiple Choice the piaintiff provided property or service to the defendant. the plaintff expected to be paid for the property or service. the defendant made an oral promise to poy if the property or service met expectations the defendant had an opportunity to reject the property or service but did not. An offer must include all but which of the following elements? Multiple Choice The offer must demonstrate a serious intent by the offeror to be bound by the offer. The offer must contain reasonably definite and certain terms. The offer must always be in writing. The offer must be communicated to the offeree