C is the correct answer. An influential nuclear physicist would only have the expertise to influence the safety measures taken by nuclear power plants in populated areas. The One Child Policy was influenced by two books read by a Chinese official, Song Jian.
The correct answer is B: the one-child policy in China, which was introduced in 1979 in response to concerns over rapid population growth. This policy restricted families to having only one child and aimed to address resource management and social stability. The measures taken by the Chinese government had lasting impacts on Chinese society, including demographic shifts and cultural changes.
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