The headache that Heather gets on afternoons when she did not get her morning coffee is an example of ________ .
a. drug dependency
b. drug tolerance
c. a withdrawal symptom
d. a stimulant
Answer: C. A withdrawal symptom
The headache that Heather gets on afternoons when she did not get her morning coffee is an example of ________ .
a. drug dependency
b. drug tolerance
c. a withdrawal symptom
d. a stimulant
Answer: C. A withdrawal symptom