Okla. Stat. tit. 12A, § 12A-2-601: Buyer's Rights on Improper Delivery

Subject to the provisions of this article on breach in

installment contracts (Section 2-612) and unless otherwise agreed

under the sections on contractual limitations of remedy (Sections 2-

718 and 2-719), if the goods or the tender of delivery fail in any

respect to conform to the contract, the buyer may

(a) reject the whole; or

(b) accept the whole; or

(c) accept any commercial unit or units and reject the rest.