How have countries in East Asia attempted to address their overpopulation issue? in one paragraph please!!

East Asia attempted to control their population issue by having the "one child" policy ,but because of gender imbalancement they allowed another child to be born ,allowing people to have 2 kids.

1."lessen the worth of ."

2."increase the worth of."

3." beyond the worth of."

4."against the worth of ."

the precambrian aged rocks could be found in australia. australia is a region that has a lot of ancient civilization history from million years ago. in this region, there are a lot of recognizable fossils buried in its land which is considered a precambrian-aged rocks