A. the japanese attack on pearl harbor
Answer:
Mao Zedong and Deng Xiaoping were both nationalists committed to communism, specifically Maoism with power based on the peasantry rather than the industrial working class.
Explanation:
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Earth's mass has remained constant, and thus the gravitational pull at the surface has decreased over time; Earth's mass has grown with the volume in such a way that the surface gravity has remained constant; Earth's gravity at its surface has increased over time, in line with its hypothesized growing mass and volume.