People Hear a Tone,followed by a Puff of Air to the Eyes,which

Multiple Choice

People hear a tone,followed by a puff of air to the eyes,which causes an eyeblink.After a few pairings,people blink their eyes when they hear the tone.What are the conditioned stimulus and the unconditioned stimulus?​

A) The puff of air is the conditioned stimulus and the tone is the unconditioned stimulus.
B) ​The tone is the conditioned stimulus and the puff of air is the unconditioned stimulus.
C) The puff of air is the conditioned stimulus and blinking is the unconditioned stimulus.​
D) ​The tone is the conditioned stimulus and blinking is the unconditioned stimulus.