HELP Because the loess plateau is well suited to agriculture, natural forests were replaced centuries ago. With the
loss of forest cover, erosion has increased and ... has affected 45 percent of the area today.
--Central China Loess Plateau Mixed Forests, National Geographic, 2001
Why is the loess plateau in China "well suited to agriculture"?

brave new world, aldous huxley (1932)

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.