the answer to this question is letter A
<em>Jet Streams.</em>
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<em>Hope it can help !!!</em>
If not for the Earth's rotation, global winds would blow in straight north-south lines. ... The Coriolis effect influences wind direction around the world in this way: in the Northern Hemisphere it curves winds to the right; in the Southern Hemisphere it curves them left. The exception is with low pressure systems.