Answer:
There are four species within the genus Shigella: Shigella dysenteriae, Shigella flexneri, Shigella boydii, and Shigella sonnei.
Explanation:
I think the answer is C because many teens and adults have unsafe lifestyles that lead to injury and death.
Pretty confident that it is A, judging by that the word composition is used as a combination or a ratio of 2 things. Also none of the other options make sense.
