I don’t why those type people sent links in the first place like if your going answer just answer. ( ̄^ ̄)ゞ
The answer is A, ask someone to accept your position.
Its A because....
Diphtheria is an infection caused by the bacterium Corynebacterium diphtheriae. Diphtheria causes a thick covering in the back of the throat. It can lead to difficulty breathing, heart failure, paralysis, and even death. CDC recommends vaccines for infants, children, teens and adults to prevent diphtheria.