Final answer:
The UCC's 10-day-reply doctrine in issue in the case Goldkist v. Brownlee determines the enforceability of the agreement based on the merchant status of the parties involved.
Step-by-step explanation:
In the case of Goldkist v. Brownlee, the UCC's 10-day-reply doctrine is in issue. The doctrine applies if one of the parties is a merchant, which has an effect on the enforceability of the agreement. In this case, the doctrine is in question as it determines whether the agreement between the parties is enforceable or not based on their status as merchants.
Learn more about UCC's 10-day-reply doctrine in issue in the case Goldkist v. Brownlee