In the past 6 months Supplier has made late deliveries to a number of customers and a good portion of the goods delivered have been defective. Buyer is worried that an important scheduled delivery will be late or non-confirming. He sends a written request to Supplier asking for confirmation that the contract terms will be met. When Buyer purchases these goods from another seller after Supplier repudiates the contract, Buyer has exercised his right of:

A. Cover

B. Cure

C. Replevin

D. Commercial protection