You should really include the article with the question. Makes it easier for those wanting to answer
Answer:
B. Infectious mononucleosis.
Explanation:
Splenic enlargement is why when you have mono you're on bedrest & have to avoid activities like sports...so you don't rupture your spleen.
A. Eating before competition wouldn't affect your spleen
C. Hematuria is blood in your urine, so that would be kidneys/bladder
D. Cirrhosis involves your liver.
It is a competitive game where a group of kids team up and play against eachother