What is the importance of knowing the blind spots of a commercial vehicle?

Answer: B — To ensure safe lane changes and maneuvers

Understanding the blind spots of a commercial vehicle is crucial for ensuring safe lane changes and maneuvers. Blind spots are areas around the vehicle that cannot be seen by the driver through the mirrors or direct line of sight. Being aware of these zones helps drivers recognize the presence of other vehicles, cyclists, or pedestrians that may be in those areas, thereby preventing potential accidents. When changing lanes or executing turns, a driver who is knowledgeable about blind spots can make safe decisions, such as checking these areas carefully before proceeding. This attentiveness directly contributes to overall road safety for all users and reduces the likelihood of collisions, injuries, or fatalities. Mastery of blind spots is therefore an essential aspect of responsible driving for commercial vehicle operators.