Environmental challenges in the US include all of the following except .

A.

acid rain

B.

water pollution

C.

urban heat islands

D.

rural freeze zones

please tell me how to give a brainliest, it shows the button but when I click on it, it doesn't mark brainliest...

What is associated with mid-ocean ridges?

Landmasses on a flat map look distorted because

Astate's representation in the u.s. senate is based on a) equal representation. b) the state's population. c) the state's electoral votes. d) the size of their major cities.this independent regulatory agency was created in 1974 to oversee and regulate the financing of political campaigns in the united states. a) warren cthis independent regulatory agency was created in 1974 to oversee and regulate the financing of political campaigns in the united states. a) warren commission (wc) b) federal election commission (fec) c) equal opportunity commission (eoc) d) securities and exchange commission (sec)