Question

Which of the following changes to waterways is only the result of human activity?

a.
erosion
b.
temperature fluctuations
c.
flooding
d.
chemical pollution


Please select the best answer from the choices provided

A
B
C
D

Answer 1

Answer: d edge 2021

Step-by-step explanation:

Answer 2

D.Chemical pollution

Step-by-step explanation:

Because erosion,flooding and temperature fluctuations is natural disaster and chemical pollution is made by human activity (i hope this help) ☺️