Question

which is a negative effect of using human growth hormone as a performance - enhancing drug?
liver tumors
dehy dration
enlarged heart
high blood pressure

Explanation:

Using human growth hormone (HGH) as a performance - enhancing drug can lead to an enlarged heart (cardiomegaly). Liver tumors are more associated with substances like anabolic steroids in some cases, dehydration is not a typical negative effect of HGH use, and high blood pressure is not the primary or most characteristic negative effect of HGH misuse compared to an enlarged heart.

Answer:

C. enlarged heart