An Employer Would Never Operate on the Upward-Sloping Part of an MRP

Multiple Choice

An employer would never operate on the upward-sloping part of an MRP curve because

A) he or she would not be maximizing profits.
B) he or she would be hiring workers at wages above MRP.
C) the number of workers is too large to get economies of scale.
D) he or she would then have too little capital per worker.