an insistent search for the substance or activity to which the individual is addicted is called

An insistent search for the substance or activity to which the individual is addicted is called craving.

Explanation:

If an individual is addicted to the consumption of a certain substance, it becomes difficult for him to control his senses when his access to the substance is blocked due to unavailability or due to some other reason.

In such situations, what the individual experiences is called the 'craving' for the substance that he is addicted to.

answer; /// the above statement is (true);

answer; foreign services officers;