Which statement best differentiates dead reckoning from piloting?

• A. Dead reckoning uses landmarks to determine position; piloting uses a known point and heading to derive position.
• B. Dead reckoning estimates position from a known point using course over ground, speed, and time; piloting uses visual landmarks and aids to fix position.
• C. Dead reckoning only uses celestial sightings; piloting uses dead reckoning.
• D. Dead reckoning relies on charts alone; piloting uses information from the compass.

Answer: (B)