Which describes the "reward pathway" of psychoactive drug use?
A: Addiction caused by abuse of the drug
B: Money given for testing the drugs
C: Compliments the user receives while on the drug
D: Pleasurable feelings that the user wants to repeat
A: Addiction caused by abuse of the drug
B: Money given for testing the drugs
C: Compliments the user receives while on the drug
D: Pleasurable feelings that the user wants to repeat