How should you perform a radar fix when fixed landmarks are not readily visible?

How should you perform a radar fix when fixed landmarks are not readily visible?

• A. Use a single range to a known landmark and triangulate.
• B. Rely on the last known position until landmarks reappear.
• C. Use multiple ranges to known, charted progress points and seek other aids to confirm.
• D. Ignore the fix and proceed by dead reckoning.

Answer: (C)