There are two types of addiction, psychological and physical.
a. true
b. false

True.

Explanation:

By physical dependence is meant the need to consume a substance to avoid signs of discomfort brought by the lack of the drug and maintain the balance created between the constant presence of the drug and the body. Psychological dependence is understood as the perception of the inability to experience feelings of psychological pleasure without a substance present and the behavioral changes implemented by the user to ensure a constant supply of the drug, often to the detriment of important fields of his life. (employment, social position, relationships ...).

the 1st one.

explanation:

answer; the above is a (true) statement;