On February 24, Lawn Ranger Company, a garden retailer, purchased $40,000 of corn seed, terms 2/10, n/30, from Nebraska Farm Co. Even though the discount period had expired, Corey Gilbert subtracted the discount of $800 when he processed the documents for payment on March 25. Discuss whether Corey Gilbert behaved in a professional manner by subtracting the discount, even though the discount period had expired