UV radiation should be the answer.
A warmer climate meant that there was more food available for gathering: wild berries and edible plants had batter chances of growing.
It also mean that fishing was easier and more animals could be caught
Because of this the correct answer is
C. Paleo-Indians relied less on hunting big animals and more on fishing and gathering food.
Answer:
Soviet Union was the country which was China's key throughout the mid-1900s?
The system directly affected is the economic system. This is because of the amount of workers and the wages they receive.
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Answer:
The Constitution limits the executive branch to keep the president from becoming too powerful.
Explanation:
Because they all have to be kept in check