In $2023,$ Footrace Shoes, Incorporated, a retail shoe seller, agrees to purchase from Nike, Incorporated all of the athletic shoes it will sell to the public during the entire year $($As its business strategy, Footrace Shoes, Incorporated has decided to sell Nike athletic shoes only$).$ The quantity of shoes is not specified in the contract, and the contract prices for the shoes vary depending on the type and model of shoe. This is an example of a$($n$)\_\_\_\_\_\_\_\_\_\_\_\_\_$blank.

Multiple Choice

output contract

firm offer

requirements contract

unenforceable contract, since the Uniform Commercial Code $($UCC$)$ requires quantity to be specified in a contract for the sale of goods