Why do you ask?

Your question reminds me of multi-part, college test questions. I'll pass.

I cannot support my statement with references, but I believe that addictions are all based on an imbalance in the brain, either chemical or psychological (which may be the same thing). Whether you’re addicted to opioids, gambling, guns, nicotine, food, sex, or religion, there’s something out of kilter with the brain’s reward system. The exact mechanisms may be different, but I believe they all are similar in origin.

Accountability. The inevitable moment where the drugs become responsible for the persons actions is akin to the devout claiming their own actions were gods will.