Nixon wanted to improve relations with China due to its emergence as a growing and influential nation, which could help counterbalance the Soviet Union's power. This diplomatic move would open new markets and foster global cooperation. Overall, the shift in U.S.-China relations had lasting impacts on international politics. ;
Nixon sought to improve relations with China because he recognized it as a growing and influential nation, which could help balance the power of the Soviet Union. This diplomatic approach also aimed to open new markets for the U.S. and foster international cooperation. Thus, the correct answer is C. China was a growing and influential nation.
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