The correct answer is letter C.
Explanation: LSD is a synthetic hallucinogen that causes mood swings and hallucinations. It is commonly consumed in nightclubs and parties and is therefore used most often by the teenage and young adult audience.
LSD is a very potent psychotropic substance and small doses are already capable of producing major changes in the body.
Frequent or long-term use of LSD is associated with the development of tolerance, in larger amounts of the drug are required to achieve the same effect. However, this tolerance quickly disappears after discontinuation of use.