Which of the following is a common fuel-related incident in tactical operations?

The correct answer highlights spills and contamination as a common fuel-related incident in tactical operations. This choice reflects the realities faced in the field, where fuel handling can be precarious due to various factors like rough terrain, adverse weather conditions, and high-pressure environments typical in tactical operations.

Fuel spills can occur during transportation, transfer between containers, or if equipment fails, leading to significant operational risks. Contamination, which can result from spills, improper storage, or mixing of different fuel types, can compromise the quality of the fuel. This can lead to engine failures or malfunctions in equipment that relies on clean, uncontaminated fuel. Therefore, maintaining fuel integrity and preventing spills and contamination are critical aspects of ensuring operational effectiveness and safety in tactical scenarios.