The need to take increasing amounts of a drug to get the same effect that a lower dose used to bring is called

A) dependence.
B) addiction.
C) tolerance.
D) psychoactivity.

Tolerance

The acceptance of an element, habit, or practice without negative reaction, or the body's diminishing response to a substance due to repeated exposure.

Increasing Amounts

A term referring to any situation or parameter that is continuously growing or becoming greater in number, size, value, or volume.

Drug

A substance that has a physiological effect when ingested or otherwise introduced into the body, often used for medicinal purposes.