What is TRUE about speed management?

A You should choose a speed that lets you stop within the distance that you can see ahead.

explanation

You should always be able to stop within the distance you can see ahead. Fog, rain, or other conditions may require that you slow down to be able to stop in the distance you can see. At night, you cannot see as far with low beams as you can with high beams. Slow down when you must use low beams. [California Commercial Driver Handbook]