The correct answer is: Environmental problems
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Answer:
Continuity of cognitive development
Explanation:
Hello! Cognitive development is the process by which man acquires knowledge through learning and experience. In this case, Piaget formulated that just at seven years old the reasoning ability is developed through logic in children. However, there are children who upgrade in these areas years before.
They were both allies of the same group under power
This sounds like a Revenue this is typically collected through taxes.