How did weathering help to shape the Appalachian Mountains? A. Weathering created lakes in the mountain range by blocking the
flow of rivers
B. Weathering rounded the mountains by breaking down jagged
peaks
C. Weathering made the Appalachians tall and pointed by stripping
away the soil.
D. Weathering tilted the rocks under the surface by making tectonio
plates collide

the correct answer is d. the lengths of side sr and side s’r’ are in the ratio 1: 3.

the answer is option b.

explanation:

eutrophication happens when abundance supplements are available in oceanic biological systems, bringing about the expanded generation of vegetation and the resulting diminish in the oxygen levels of the water   eutrophication happens when there are abundance supplements in a waterway. this outcomes in plants having more sustenance and reproducing  more, here and there prompting more amphibian creature life also. eventually, this can decrease the oxygen level in the biological community.