The correct option is A Individual effort--> Conducive environment at home--> Educational Institutions--> Facilities provided by the nation
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The process of developing human resources is a gradual, and incremental process. It should first start at the individual level. Secondly, the family of the individual should also create a conducive environment for learning and picking up skills. Thirdly, educational institutions should be set up. Finally, the nation should provide facilities and infrastructure that help individuals develop better skills.