Step 1: Understanding resources.
Resources are the inputs required to carry out business operations. They may be physical, technical, human, or financial.
Step 2: Types of resources.
- Physical resources include land, machinery, buildings, etc.
- Technical resources include knowledge, technology, and methods.
- Human resources include employees, managers, and workers.
Step 3: Option analysis.
- (A) Physical resources: Correct, but only one type.
- (B) Technical resources: Correct, but incomplete.
- (C) Human resources: Correct, but not the only type.
- (D) All of these: Correct, because all types of resources are essential sources.
Step 4: Conclusion.
All physical, technical, and human resources are kinds and sources of resources.