Agnes and Buford went camping to celebrate their 50th wedding anniversary. While eating under the moonlit sky, Agnes and Buford conversed about days gone by. Suddenly themood was spoiled when Buford discovered a rat's ear in the bottom of his can of Best-of-the-Rest baked beans. Buford wants to sue Best-of-the-Rest. Buford's best theory of liability is

A - Respondeat superior.

B - Strict liability for design defects.

C - Res ipsa loquitur.

D - Assumption of the risk.