William is taking part in an experiment. William is instructed to tickle his own nose, and as a result, he is about to sneeze. Before he sneezes, a research assistant shines a light in his eyes. After many repetitions of this behavior, when the research assistant shines a light in his eyes, William feels like he has to sneeze.
What is the conditioned stimulus (CS) in this scenario?
A
William tickling his own nose
B
William sneezing
C
the light
D
the researcher’s presence
What is the conditioned stimulus (CS) in this scenario?
A
B
C
D