4. Which could harm human health? HE.7.C.1.3
A compost
B hazardous waste
© nitrogen
D reclamation

Hazardous waste.

Explanation: Hazardous waste is dangerous for our health because it can make us sick or even kill us! Hazardous waste gets poured out on rivers that kill or make the fish sick. When humans fish and eat it, they're eating the waste and that can make them sick.

i have to report this, it doesn't relate to biology

answer; a male inherits only one allele of the x-linked gene controlling hair color;