Answer:
A. To keep invaders out of China's walls
Explanation:
In the years following the Civil War, railroads were privately owned and ... support of both major political parties and pressure groups from all regions of the country ... Labor unions formed or organizations that promoted the interests of workers ... In a monopoly, there is no competition and the seller can increase the price of ...
The correct answer is Czechoslovakian leader Alexander Dubcek
Socialism with a human face was a policy of mild democratization and political that was aimed at helping the Communist Party to maintain real power. Alexander Dubček announced this political program at the Presidium of Communist Party of Czechoslovakia on April 1968
These people did invade China, but their raids were not successful.