Alcohol is use as a form of self-medication to “manage”

a) anxiety
b) boredom
c) both
d) neither

I think the answer is "C".

Varying from individual to another Alcohol is use as a form of self-medication to “manage” both anxiety and boredom. Though technically that is wrong and should not be done. As anxiety and boredom both can be treated in more healthier ways than that.

Ithink it's traditional 

Lightning would be your answer