C. Transportation
All these systems allow for faster travel of good and more efficient movement of people.
It might be incorrect but i think
<em>A because they became more s o c i a l and more populor leading to people always eating it and suffering from obesity. </em>
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<em>pls give brainly :3</em>
Answer:principal of government under which separate branches are empowered to prevent actions by other branches and are induced to share power
Explanation:
