Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

Under conditions of perfect competition, a company will break even when market price is equal to the minimum point of the:
Option A:average total cost curve.
Option B:average variable cost curve.
Option C:short-run marginal cost curve.

Answer: A