Which of the following phrases best describes the u. s. population? growing older getting younger people do not act their age no change in average age

What prevented the success of mao zedongs great leap forward? a- the people focused too much on tending their farms and not on industry. b- the goods being made were fewer and lower quality than expected. c- too little house in existed for everyone who wanted to live in communes. d- industry and mining operations in the cities required too many people. (the right answer will get brainliest)