A particular circuit is made up of a battery, a switch, a buzzer, and wires connecting the components. All of the components are in working order, but the buzzer does not make noise. Which statement explains this observation?

The conductors are not attached.

The circuit lacks a power source.

The load cannot convert electrical energy.

The switch is open.

The load cannot convert electrical energy.

The statement that explains the observation that the buzzer does not make noise is "The switch is open."