MNC contributions to local development Steps:

• Identify the goal: Improve local standard of living through mining operations.
• Evaluate each option: Assess direct benefits to locals like infrastructure, skills, revenue retention, or outflows.
• Link to economics: Standard of living rises via better access, employability, and retained economic gains.
• Select best action: Choose the one providing lasting local infrastructure benefits.

Why A is correct:

• Building roads creates public infrastructure that enhances local transport, trade, and access to markets, directly boosting economic activity and living standards per development economics principles.

Why the others are wrong:

• B: Exporting ore generates revenue but doesn't guarantee local reinvestment or direct benefits.
• C: Skills training helps individuals but is narrower than broad infrastructure gains.
• D: Returning profits overseas drains capital from the local economy, reducing funds for community improvement.

Final answer: A