Lack of availability of personal is an example of:  A. Unfortunate risk  B. External risk  C. Internal risk  D. Typical risk

Break Down the Problem

1. Understand the context of the question regarding risk types.
2. Analyze the implications of "lack of availability of personnel."

Relevant Concepts

3. Define the different types of risks:
   • Unfortunate risk: Typically not recognized in formal risk categorization.
   • External risk: Risks that arise from outside an organization or project.
   • Internal risk: Risks that originate from within the organization or project environment.
   • Typical risk: Generally refers to common or standard risks encountered.

Analysis and Detail

4. The lack of availability of personnel is most likely a result of factors within the organization (such as staffing issues, employee turnover, etc.), indicating it is an internal issue rather than an external force.

Verify and Summarize

5. In this case, since personnel availability is directly managed by the organization, it is categorized as an internal risk.

Final Answer

The correct answer is C. Internal risk.