50 POINTS PLS HELP A manufacturing plant collects waste chemicals in an unlined pond of water. The pond is filled in with soil and rock. In what ways could this pond affect the local watershed?

I. Waste chemicals can become runoff and contaminate rivers in the watershed.
II. Waste chemicals can form a delta in the middle of the watershed.
III. Waste chemicals could move through the soil, contaminating groundwater.

A. I only
B. I and III
C. II and III
D. I, II, and III