The following statements about parking brakes are all true EXCEPT:
A. the parking mechanism may have internal or external moveable friction components.
B. drum parking brakes on a four-wheel disc brake system use hydraulics to apply the brakes.
C. many parking brake systems use levers with a pedal to apply the brake.
D. most drum parking brakes use one or two levers within the drum brake assembly to apply and equalize the force between the two shoes.
Answer: B
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