Adam has just taken a tablet that someone gave him. he feels a rise in blood pressure and heart rate, a tremor in his hands, and a loss of appetite. he probably has taken a

a progressive heart disease that affects pumping action of the heart muscles.

out of the choices i'd say d the ability to set goals, mainly because to desire to continue you need motivation but it isn't motivation in that part, but setting goals means you have an endgame and you want to reach it which sums up motivation.