Answer:
The correct answer is letter "A": Developing human capital.
Explanation:
Developing human capital implies training existing employees of the company so they can specialize in their every-day duties which is likely to be positively reflected in their efficiency at work, increasing at the same time the productivity of the organization.
Public administration is "centrally concerned with the organization of government policies and programs as well as the behavior of officials (usually non-elected) formally responsible for their conduct". A public administrator’s ultimate goal is the implementation of policies and regulations that further the public’s interests.
Entrepreneurs help the nation by creating new and unique businesses (which can increase profit and employment), they add to national income, and they create social change.