A vessel, measuring 120 m in length, starts its uniform acceleration from a complete stop. When the front of the vessel reaches a buoy located 300 m away from its initial position, it is traveling at a speed of 12 m/s. What will be the speed of the rear end of the vessel as it passes the buoy?

• A. 24 m/s
• B. 14 m/s
• C. 20 m/s
• D. 12 m/s