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You Have Designed a Control for Railroads for Changing the Direction

Question 45

Multiple Choice

You have designed a control for railroads for changing the direction of the tracks. In order to make this change, a great deal of force is required to move the track. Thus, to be most effective, you designed the control to be manipulated by


A) Your elbows.
B) Your feet.
C) Your fingers.
D) Your hands.

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