The Following Events Occurred Before the Goods or Parts of the Goods

The following events occurred before the goods or parts of the goods were destroyed by fire. In which case would the buyer suffer the loss?

A) Jaspers contracted for four standard-sized cupboards for the kitchen. The boards had been cut, but they had not been assembled.
B) Heinz contracted for all the corn in silo A. The seller still had to weigh the corn to determine the price.
C) McGrady ordered a chainsaw advertised in the Sears catalogue.
D) Manchesco chose which of the chairs he wanted and contracted for it, but he had agreed to pay and pick it up the next day.
E) Justin contracted for a piano that had to be tuned before it was in a deliverable state. It was tuned, but Justin had not been notified that it was ready.