When a Firm Is Referred to as a "Price Taker

When a firm is referred to as a "price taker",

A) the firm can alter its rate of production and sales without affecting the market price of the product.
B) the firm initially takes price as given and tries to influence it through advertising.
C) the demand curve that the firm faces is perfectly inelastic.
D) the firm can alter the market price as it changes its rate of production.
E) the firm will be willing to sell an infinite quantity at the market price.