Graphically, the Short-Run Supply Curve of a Perfectly Competitive Firm

Graphically, the short-run supply curve of a perfectly competitive firm is:

A) identical to the portion of the average variable cost curve that lies above the minimum of the AVC curve.
B) identical to the portion of the average total cost curve that lies above the minimum of ATC curve.
C) the same as the demand curve that lies above the minimum of AVC curve.
D) is identical to the portion of the marginal cost curve that lies above the minimum of the AVC curve.
E) the same as its entire marginal cost curve.