Distinguish Between Specification and Control Limits

Distinguish between specification and control limits.
-By design, a required dimension on a part is 0.575 inches plus or minus 0.008 inches.
Assume that the process producing this part is stable with a mean of 0.579 inches and
Standard deviation of 0.002 inches. The specification limits for this part are

A) 0.554 to 0.596 inches.
B) 0.567 to 0.583 inches.
C) 0.576 to 0.598 inches.
D) 0.572 to 0.584 inches.
E) 0.575 to 0.578 inches.