In Reference to the Case in the Text DeJesus V

In reference to the case in the text DeJesus v Cat Auto Tech. Corp., what was the effect of the defendant's payment for goods without inspection on the day of delivery, when the delivery was approximately two weeks after the time called for by the contract?

A) The defendant effectively waived the performance provisions of the contract regarding the time for delivery.
B) The defendant did not lose any rights because under the UCC he had 24 hours after delivery in which to object to late delivery.
C) The defendant did not lose any rights because under the UCC he had 48 hours after delivery in which to object to late delivery.
D) The defendant did not lose any rights because under the UCC he had 7 days after delivery in which to object to late delivery.
E) The defendant did not lose any rights because under the UCC he had 10 days after delivery in which to object to late delivery.