Drug abuse is characterized by the taking of any drug in a manner that a) necessitates regular usage b) the taking of any drug in a manner that can cause social anxiety or antisocial behavior c) the taking of any drug in a manner that can cause psychological or physical dependence d) the taking of any drug in a manner that allows the abuser to maintain an aspect of personal health

C) the taking of any drug in a manner that can cause psychological or physical dependence

Explanation:

  The term “drug abuse” or “substance abuse” is defined as the use of chemicals that lead to an increased risk of mental and physical problems and an inability to control substance use.  The substance can be drugs like cocaine, amphetamines, cigarretes, alcohol, etc.

   Addiction (becoming "addicted") to a drug is dangerous and it can have harmful effects of these substances in the body. These effects include specially mental problems, kidney and liver disease. Addiction is not just the use of large amounts of drugs. Recent scientific research has shown that drugs not only interfere with normal brain functioning, creating feelings of pleasure, but also have long-term effects on brain metabolism and activity.

creating amino acids is the answer