According to the text, the primary task of the operations manager is to

A) make sure all the products or services are producing maximum revenue.
B) develop and operate a system that will produce the required number of products or services with a certain quality, at a given cost, within an allotted time.
C) make sure the process has a high quality control.
D) ensure that the process is manufactured or delivered as efficiently as possible.
E) interface with the other functional departments to coordinate their operations in avoiding duplication of effort.

B