What is a characteristic of standard brakes?

Standard brakes can be described as having a characteristic where the driver must pump the brake pedal to achieve effective stopping power, especially in situations involving slippery surfaces or when trying to prevent the brakes from locking up. This pumping action allows the driver to modulate brake pressure, helping maintain traction and control.

In contrast, the other options suggest features that are not typically associated with standard brakes. For instance, while it's beneficial for brakes to prevent wheel lockup, that is often a function of anti-lock braking systems rather than standard brakes. Immediate stops are unrealistic for standard brakes under most conditions, as they rely on the gradual application of force to bring a vehicle to a halt. Additionally, standard brakes do not necessarily perform better in rainy conditions; in fact, wet roads can reduce brake effectiveness regardless of the braking system. The characteristic of needing to pump the pedal to stop reflects real-world driving dynamics and highlights how standard brakes operate in various scenarios.