A) Bacteria
B) Fungi
C) Virus
D) Worm
Correct Answer: C
Solution :
[c] Polio (poliomyelitis) is a highly infectious disease caused by a virus. It invades the nervous system and can cause irreversible paralysis in a matter of hours. Polio can strike at any age, but it mainly affects children under five years old.You need to login to perform this action.
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