Exceptionally high population densities occur in the Yangtze delta, the Pearl River Delta, and on the Chengdu Plain of the western Sichuan Basin. Most of the high-density areas are coterminous with the alluvial plains on which intensive agriculture is centred.
so how you do is when you do it is 4×44+900 equals whatever you come up with
Central and state governments will check each other's power
Answer:
fixing prices and standardizing products to support the war efforts of the united States and it's allies
I would say the answer is - A. the gulf of mexico
Hope that helps sorry if it doesnt :P