What term is used when a person must continue to take a drug to avoid withdrawal illness

A)  tolerance
B)  codependence 
C)  psychological dependence
D)  physical dependence

Withdrawal Illness

Physical and mental symptoms that occur upon the abrupt discontinuation or decrease in intake of a substance.

Tolerance

The capacity to accept or endure differences, opinions, or behavior in others without adverse reactions.

Physical Dependence

A physiological state in which the body adapts to the presence of a substance, leading to withdrawal symptoms when the substance is reduced or removed.