A(n) plain is formed where streams deposit fertile soil. a. scroll b. coastal c. glacial d. alluvial

Correct Answer is: D. Alluvial

Explanation:

Alluvial plains are landforms created by the deposition of sediments from a river and its floodplain, this deposits are exposed to different erosion conditions such as Physical weathering ( Rain and Wind) and as a result of these processed the soil will be formed, a soil rich in nutrients that where carried down by the river and will often be a fertile soil.

for e2020. the answer would be some directions from the mountain range so we can find mt. whitney. to locate which direction is north, you should use a   compass. this would not only find mt. whitney, but also becuase of this long paragraph you would get points because it's not like anyone actually reads your work becuase once they read the first sentence it sounds dumb enough to not read becuase i'm not good at answering this but the answer is compass for your benefit.

for e2020 ; -;