A climber pulls herself 8 meters upwards with a force of 150 Newtons. If it takes her 16 seconds to cover the 8 meters, how much power is she using?

A. 40 W

B. 55 W

C. 70 W

D. 75 W

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A climber pulls herself 8 meters upwards with a force of 150 Newtons. If it takes her 16 seconds to cover the 8 meters, how much power is she using? A. 40 W B. 55 W C. 70 W D. 75 W