What is a key principle for loading cargo effectively?

Answer: B — Keeping it balanced in the cargo area

Keeping the cargo balanced in the cargo area is essential for safe transport. A balanced load ensures that the vehicle handles well, which is critical for maintaining control while driving. When the weight is evenly distributed, it reduces the risk of tipping or swaying, especially during turns or sudden stops. Proper balance also helps in minimizing wear and tear on the tires and suspension system and contributes to overall safety on the road. In contrast, stacking cargo as high as possible can lead to stability issues and increase the risk of a rollover, while loading only heavy items at the back can result in an unbalanced load, affecting steering and braking performance. Using securement devices is important but is not specifically about the principle of effective loading; rather, it deals with securing the load after it has been properly balanced. Thus, maintaining balance in the cargo area is the cornerstone of safe and effective cargo loading.