Final answer:
The correct option is D). The term for educating and training subordinates for job-related tasks is 'Training and development', which includes both orientation and ongoing job-specific training as part of effective onboarding.
Step-by-step explanation:
The term that refers to educating, instructing, and training subordinates to perform job-related tasks is d) Training and development. This process begins with an orientation period, where a new employee learns about company history, policies, and administrative protocols. It continues with specific job training, possibly including how to use new tools or software, and can occur throughout an employee's tenure as their roles and responsibilities evolve. Effective onboarding practices not only include operational knowledge but also educate the new hire about organizational culture and values, contributing to their long-term satisfaction and performance.