Final answer:
The true statement about speed management is that you should choose a speed that lets you stop within the distance that you can see ahead.
Step-by-step explanation:
The statement that is true about speed management is:
c. You should choose a speed that lets you stop within the distance that you can see ahead.
When driving, it is important to choose a speed that allows you to stop safely within your line of sight. This means that you should be able to see far enough ahead to react and stop in time to avoid any obstacles or hazards on the road. Choosing an appropriate speed is crucial for safe driving.