What is the main purpose of bypassing in electrical circuits?

Bypassing in electrical circuits primarily serves to allow a signal to circumvent or "bypass" a nonfunctional component within the circuit. When a specific part of a circuit, like a resistor or a capacitor, fails or becomes faulty, bypassing provides an alternative pathway for the current or signal. This function is critical in maintaining circuit operation without requiring complete replacement or repair of the faulty component.

Bypassing can serve various functions, such as maintaining signal integrity, preventing signal loss, or ensuring that the overall circuit maintains its intended operation despite component failures. While all the other choices may relate to electrical systems in some way, they do not accurately define the main purpose of bypassing, which specifically targets the need to maintain circuit functionality in the presence of faulty components.