How does pollution travel from a river to the ocean?(1 point)

Question

Responses

Pollution flows upstream toward the ocean.
Pollution flows upstream toward the ocean.

Pollution flows downstream toward the ocean.
Pollution flows downstream toward the ocean.

Pollution flows toward the bank of a river and then to the ocean.
Pollution flows toward the bank of a river and then to the ocean.

Pollution flows toward the source of a river.

Answer 1

Pollution flows downstream toward the ocean.