China's "one child" policy of the late-1900s applied mostly to which of these groups of people?

China's "one child" policy of the late-1900s applied MOSTLY to rural areas. The one-child policy was a population control policy of China. It began during 1978 until 2015 where it was formally phased out. It was strictly enforced at the provincial level.

South wales composes a lot of coal in that region.

Answermost of the time it would be ground into fine sediment,and sometimes they are carried away from the original location;