Suppose a Perfectly Competitive Firm Is Experiencing Zero Economic Profits

Suppose a perfectly competitive firm is experiencing zero economic profits.In an effort to increase profits,the firm decides to initiate an advertising campaign for its product.The most likely short-run result of this campaign,ceteris paribus,would be

A) Economic losses for the firm.
B) The ability to sell more at the existing market price.
C) The ability to sell more at a lower price.