Sam Agrees to Sell Bill One 18-Cubic-Foot, Yellow Refrigerator for $700

Sam agrees to sell Bill one 18-cubic-foot, yellow refrigerator for $700. It is to be delivered to Bill's home on July 7. Under the perfect tender rule, which one of the following cases would permit Bill to rightfully reject the goods?

A) Sam delivered an 18-cubic-foot, silver refrigerator on July 7, and Bill calls Sam to complain.
B) Sam sent an 18-cubic-foot, yellow refrigerator with a small dent in it on July 7. Bill refuses delivery but never bothers to call Sam.
C) Sam sent his truck to Bill's home with the 18-cubic-foot, yellow refrigerator on July 7, but Bill was not home.
D) Sam sent 18-cubic-foot, yellow refrigerator without ice cube trays on July 5 and notifies Bill of the defect.