The visit of an influential nuclear physicist to a population symposium in 1979 led to
Athe one-child policy in China.
Bthe two-child policy in China.
Cnew nuclear-power safety measures in populated areas in China.
Dthe election of Deng Xiaoping in China.
Athe one-child policy in China.
Bthe two-child policy in China.
Cnew nuclear-power safety measures in populated areas in China.
Dthe election of Deng Xiaoping in China.