I believe that the answer is C. Hallucinogens but i don't know much about addictions.
It could be a lot of different things but the main one I think Is C) being born with the physical and cognitive abnormalities of fetal alcohol syndrome.
Some of the most common conditions that involve inflammation of any part of the heart would be Myocarditis (heart muscles), Pericarditis (surroundings of the heart), and Endocarditis (inner lining)
Malnutrition is not having enough of the needed nutrients (not having a good diet, eating a lot of unhealthy food but still eating) this could be from either under consumption or over consumption. While under-nutrition is when someone eats an inadequate amount of food for an extended period of time (not eating enough food in general).
By accepting that they did not "feel themselves get tagged" its better to end the conflict as soon as possible instead of letting it get heated and out of control.