Answer :
The low-pressure systems is the atmospheric feature that drives the middle-latitude cyclones that produce cold and warm fronts and changing weather patterns.
What is a low-pressure systems?
This weather system produces a lower pressure at its center than the areas around it and when winds blow towards its, the air rises in the atmosphere where they meet.
Hence, the atmospheric system is what drives the middle-latitude cyclones that produce cold and warm fronts and changing weather patterns.
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