Answer:
according to Myriam Sidibe, washing hands with soap can reduce diarrhea by half, can reduce respiratory infections by one third, and can have an inpact on reducing the flu, trachoma, and SARS.
Explanation:
Cancer would definitely need to be focussed on, air pollution is a known cause of cancer
Food... i think everybody would want food!
B
Although D describes some time "Type" of medicines, B would better fit because the question asks how can medicine be described.
-Medical Student (College Level)
Another term for this classification of drugs is sedatives.
B. Depressants