According to the passage, a “hygiene factor” (lines 22-23) is an aspect of a worker’s performance that______
A. has no effect on the rating of a worker’s performance
B. is so basic to performance that it is assumed to be adequate for all workers
C. is given less importance than it deserves in rating a worker’s performance
D. if not likely to affect a worker’s rating unless it is judged to be inadequate
E. is important primarily because of the effect it has on a worker’s rating