A Sandwich Shop Hires Workers to Make Sandwiches and Sell

A sandwich shop hires workers to make sandwiches and sell them to customers.If the firm is competitive in both the market for sandwiches and in the market for sandwich-makers,then it has

A) some control over both the price of sandwiches and the wage it pays to its workers.
B) no control over the price of sandwiches but some control over the wage it pays to its workers.
C) some control over the price of sandwiches but no control over the wage it pays to its workers.
D) no control over either the price of sandwiches or the wage it pays to its workers.