<span>Which of the following has been a contemporary concern in northwestern China?
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</span>Answer: Of the options available the one that has been a contemporary concern in northwestern China is answer choice A) Ethnic Conflicts.
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To deal with the challenges posed by the midlatitude temperate climate, Europeans have developed a sophisticated system of Drainage system for their houses and communities.
<h3>What is
Drainage system?</h3>
Drainage system serves as the system that allows easy flow of water so as to avoid blockage of water which can lead to serious erosion.
However, Europeans have developed a sophisticated system of Drainage system so as to overcome challenges posed by the midlatitude temperate climate.
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A mountain peak on a topographic map a mountain would be represented by parallel contours of elevation according to the shape of the peak and the overall shape would be coming to a point or the peak of the mountain and since it is a mountain the contours would be fairly close together.
<span>B. short grasses and mosses
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