Improperly disposed os soil or hazardous wastes can affect the ?

It can affect the environment because it could absorb into the ground and contaminate the groundwater, then this could runoff into a pond, river, lake, etc., which would then contaminate that water source. This also negatively impacts wildlife because they rely on these water sources to drink water, bathe, and/or catch food (ex: a bear catching a fish in a river).

The answer id letter d 90 

They need to know because sometimes they have a symptom