According to Doucet, What Gives Us a Strong Moral Reason

According to Doucet, what gives us a strong moral reason not to use recreational drugs while they are illegal?

A) Illegal drug use helps to prop up an unjust system of government that users have strong reasons to undermine
B) Engaging in illegal albeit morally permissible practices offers a bad example for children and future generations
C) Drug prohibition contributes to the conditions that make the purchase and use of recreational drugs unethical
D) We all have strong moral reasons not to break the law in the way that illegal drug use breaks the law
E) The medical, interpersonal, and personal costs of drug use are so high that we should avoid doing drugs