Step 1: Understanding the Question:
HRD in extension refers to the process of enhancing the quality of people to make them more productive and self-reliant.
Step 2: Detailed Explanation:
• Mobilization (A): Bringing people together to tackle common issues.
• Organisation (B): Forming groups (like SHGs or Farmers clubs) to build collective strength.
• Training (C): The core of HRD. Providing skills and knowledge to the people.
• Technological Support (D): Giving them access to the tools needed to apply their new skills.
• Exclusion: \enquote{Management by proxy} (E) means managing things on behalf of others. This is the opposite of HRD, which aims for Empowerment where people manage their own affairs.
Step 3: Final Answer:
The correct HRD components are A, B, C, and D.
Thus, the correct answer is C.