amount of times you do something in a certain amount of time
A or B are both the best options in this case, but B is the best option overall because if he is interested in an activity, then he will have more motivation.
Answer:
Oral medication and topical medication.
Explanation:
Oral medication is a system of medicine in which substances that cause symptoms of an illness are ingested by the patient in highly diluted forms means with water or in a liquid solution having less amount of medicine, while on the other hand, topical medication is a system of medicine in which the medicines having healing substance is only used externally and never ingested orally.
B. health problems!
hope that helps!