Option C, Increase the training of his employees.
Explanation:
Human capital is the investment which the company has in its workers form. It takes into consideration the added value of employees ' knowledge, skills, and experience. An individual on the workforce or through learning acquires the skills. The added capabilities raise Human resources.
The notion of human capital acknowledges that the value that they add to the company and all kinds of employees is different. The value of a worker's human capital is different from that of a senior management's human capital.
The HR department of a company is responsible for managing human capital.