What do these signs mean?

IV. SIGNS: What do these signs mean?
17.
Smoking
area
A. Smokers can enjoy their cigarettes right here.
B. Smokers should turn right if they do not need to smoke.
C. Non- smokers must not turn right
D. We have a room for smokers. Please turn right.
->
18.
A. You cannot use your drones here even if you are permitted.
B. You cannot stay in this area if you have no drones.
C. You must not use your drones here if you are not permitted.
D. You must not stay in this area without your drones.
NO DRONE
ZONE
V. READING: