During mao zedong’s regime, urban income and life expectancy increased. as a result, there was an increase in china’ . to overcome this problem, china established the one-child policy in

The answer for first blank is Population.

The answer for second blank is 1979.

Explanation: During the Mao Zedong's regime , urban income and life expectancy increased. As a result,there was an increase in China's population.

To overcome this problem, China established the one child policy in 1979.

*One child policy= One child policy was adopted by China in 1979 in order to control the population blast.This campaign was one of the most extreme rule of population control. There was a rule huge fine and punishment for the family who breaks it.

On the other hand the families who used to obey this rule, they were rewarded their obedience.

the answer would be cities along the east coast.