In the project environment, the individual ultimately responsible for quality control is:
A.
. The line workers who must strive 'to do things right the first time' to avoid quality problems.
B.
. the company's quality control manager who must work with the project members to ensure the quality control program is effective.
C.
. The head of the production department who retains ultimate quality control responsibility for all the company's projects.
D.
. The project manager who has ultimate responsibility for the entire project.
E.
. the customer who must ensure that he is receiving a quality product from the vendor.