In order to change the direction of rotation of a D-Cmotor ()<br /> (1) the field leads must be changed<br /> (2) the input leads must be changed<p> In order to change the direction of rotation of a D-Cmotor ()<br /> (1) the field leads must be changed<br /> (2) the input leads must be changed</p>
A、A.(1)only
B、B.(2)only
C、C.either(1)or(2)
D、D.neither(1)or(2)