Which of the Following Is the Best Biological Explanation for the Way

Multiple Choice

Which of the following is the best biological explanation for the way people who are addicted to drugs behave?

A) The hyperactivity of their insula causes a release of greater levels of pleasure-related neurotransmitters.
B) Their "impulsive" system gains control over their "impulse control" system.
C) The hypothalamus‑pituitary‑adrenal (HPA) system becomes inhibited, which leads to an inability to delay unhealthy actions.
D) Their pleasure pathways become desensitized, which leads to a need for more pleasurable input in order to compensate.