Question

1. seepage, runoff, and direct discharge are all ways that acids and heavy metals can pollute ______ groundwater lakes crops rainwater

Explanation:

Seepage directly introduces contaminants into underground water reservoirs, runoff can carry pollutants into groundwater via infiltration, and direct discharge can target groundwater sources. Lakes are surface water, crops are not a water body, and rainwater is atmospheric water, none of which align with all three pollution pathways listed.

Answer:

A. groundwater