What is an example of cargo instability during transport?

Cargo instability during transport occurs when the cargo is not secured properly, leading to movement or shifting that can affect the balance and safety of the vessel. When cargo shifts, it can create uneven weight distribution, which can compromise the vessel's stability and increase the risk of capsizing or other hazardous situations.

In this case, the example of cargo shifting due to improper securing illustrates a clear situation of instability. Proper securing methods are essential to maintain the integrity of the cargo load and prevent any movement that could lead to instability. Other options provided do not involve situations indicative of cargo instability. For instance, uniformly distributed cargo weight and securing cargo with ropes are both practices that contribute to stability. Routine inspections also ensure that everything is in place, further supporting the stability of the cargo during transit.