Final answer:
The Japan current population crisis can best be solved by implementing policies to support working parents.
Step-by-step explanation:
The Japan current population crisis can best be solved by implementing policies to support working parents.
Implementing policies to support working parents would help address the labor shortage in Japan by enabling more parents, especially mothers, to participate in the workforce. This would not only increase the available labor pool but also contribute to higher birth rates as parents would have more economic support and incentives to have children.
Therefore, the answer to the question is c) Implementing policies to support working parents.