Which statement is true? * in a series circuit, the current changes throughout the wiring and the brightness stayed the same when adding more light bulbs. in a parallel circuit, the current stays the same throughout and the brightness of the light bulbs changes when more are added. in a series circuit, the current stays the same throughout the wiring and the brightness stayed the same when adding more light bulbs. in a parallel circuit, the current changes throughout and the brightness of the light bulbs changes when more are added. in a series circuit, the current changes throughout the wiring and the brightness changes when adding more light bulbs. in a parallel circuit, the current stays the same throughout and the brightness of the light bulbs stay the same when more are added. in a series circuit, the current stays the same throughout the wiring and the brightness changes when adding more light bulbs. in a parallel circuit, the current changes throughout and the brightness of the light bulbs stays the same when more are added.