Not a scientific answer, but because they are immature.
<span>This looks like something I can handle. Hope this helps (:</span>
The answer would be D. Frequent infections.
The virus got its name from the nearby Ebola river
Answer:
D (depressants)
Explanation:
I looked it up!
<em>"A depressant, or central depressant, is a drug that lowers neurotransmission levels, which is to depress or reduce arousal or stimulation, in various areas of the brain."</em>
Sorry if it's wrong, but I hope I helped!
Good luck!