Unsecured credits require collateral to protect the payment of the debt.（)

A negotiable instrument must be in writing in order to be considered valid.()

Agency law is a mixture of tort law and contract law.()

A contract requires an offer and an acceptance.()

A foreign corporation can conduct commerce in a state if it obtains a certificate of authority from the state.()

When there is substantial performance of a contract, the nonbreaching party may sue to recover the cost to repair the defect.()

Minors are not obligated to pay for the necessaries of life that they contract for.()

A complaint is a document filed with a bankruptcy court that starts a bankruptcy proceeding.()

Any oral or written words outside the four corners of the written contract are called parol evidence.()

The right to recover the goods from an insolvent seller applies to unfinished goods.()

Fraud in the factum occurs if a person is deceived as to the nature of his or her act and does not know what he or she is signing.()