Which condition is not checked for general hoses?

The correct choice highlights that the condition of general hoses does not specifically require them to be bright in color. During a pre-trip inspection, the focus is primarily on the physical integrity and functionality of the hoses rather than their color. Hoses should be assessed for abrasions, bulges, and cuts, as these can indicate wear and the potential for leaks or failures. Color does not typically affect the performance or safety of the hoses, making it a non-essential aspect of the inspection criteria. Hence, while visual inspection can certainly help identify problems, the key factors to evaluate are related to the structural integrity of the hoses.