Paragraph o — warranty of Clause 4-1: General Terms and Conditions states that the supplier warrants and supplies that items delivered are merchantable and fit for the use described in the contract. Clause 2-8: Warranty, which may be used in lieu of paragraph o of Clause 4-1: General Terms and Conditions, signifies that the supplier legally warrants, for the period specified, that all supplies furnished under the awarded contract, including packaging and markings, will be free from defects in material or workmanship and will conform to the specifications and all other requirements of the contract. Within the time specified in the schedule, the CO must give written notice to the supplier of any breach of warranty and must do either of the following: