When a standard is set at zero defects, it is a $\_\_\_\_\_\_\_\_\_\_\_\_$ standard and $\_\_\_\_\_\_\_\_\_\_\_\_\_$ control should be emphasized to assure it$.$

Question $11$ options:

A$)$

Tight, Preliminary

B$)$

Tight, Concurrent

C$)$

Loose, Feedback

D$)$

Moderate, Concurrent

E$)$

Moderate, Feeback