Some argue that U.S. workers cannot compete with cheap labor from many developing nations. This O A. is true and it is has been found that tariffs in these cases can save thousands of jobs and benefit the economy O B. is not true, as evidenced by the fact that the United States carries on a lot of trade with countries that have lower wages. O C. is true and is a justification for tariffs to protect domestic jobs. O D. is true but the benefits of free trade are still such that tariffs should not be placed on these industries