What kind of customer wanders into stores without any real intention or because something caught their eye and, in most cases, salespeople will let them be and only talk to them if they need help with anything?

A. commission
B. a temporary
C. an internship
D. a barter

B. a temporary

is this right

My apologies, the correct answer is actually:

A. commission

which is right

The correct answer is:

A. a commission