In which of the following scenarios is the greatest amount of work accomplished?
A crane lifts a boulder weighing 300 N to a height of 4.0 meters.
A crane lifts a boulder weighing 400 N to a height of 2.0 meters.
A crane lifts a boulder weighing 200 N to a height of 8.0 meters.
A crane lifts a boulder weighing 250 N to a height of 6.0 meters.
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