What is an important factor in maintaining control of a commercial vehicle?

Answer: B — Allocating time for rest stops

Allocating time for rest stops is crucial for maintaining control of a commercial vehicle because fatigue is a significant risk factor when driving. Long hours on the road can lead to decreased concentration, slower reaction times, and impaired judgment, all of which can compromise safety. By planning for rest stops, a driver can ensure they remain alert and capable of responding effectively to road conditions and potential hazards. This practice not only helps maintain the driver's focus but also supports overall well-being, promoting a safer driving environment for both the driver and others on the road.