【单选题】In the given situation, which one of the instructions is correct?The left handle has to be turned to the right, and then the right handle has to be turned to the left.
A.
Turn the handles left and right
B.
Turn the left handle to the right, then turn the right handle to the left
C.
Turn both handles in the opposite directions
D.
Turn the left handle to the left, then turn the right handle to the right