Dan's plant will require two shifts of skilled workers, seven days a week. as he does his research, he will pay particular attention to
a. regulatory restrictions.
b. his target market.
c. the labor market.
d. performance measures.

D - performance measures. 

If Dan is starting his plant, he will want to see if his new workers are performing the way he wants them to perform in order to meet the requirements for the amount of product he would like to produce on a weekly basis. This can be only done if he will pay special attention to different performance measures.