<span>D. Because the northern parts of Mexico are very dry.
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The Cataracts of the Nile are shallow lengths (or white water rapids) of the Nile River, between Aswan and Khartoum, where the surface of the water is broken by many small boulders and stones jutting out of the river bed, as well as many rocky islets. In some places, these stretches are punctuated by whitewater
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Volcanoes can release an amount of matter into the atmosphere. The particles will serve as nuclei to help form the water droplets. Following an eruption is usually a heavy rainfall that will encourage plant growth.