In Order for You to Get Out of Bed with the Least

In order for you to get out of bed with the least amount of work, would it be better for your bed to be on the floor or a meter high?

A) It makes no difference, because you must change your position from lying down to standing up in either case.
B) It makes no difference, because the total amount of physical work done in either case is zero.
C) Both of the above.
D) It would be better for the bed to be a meter high, because then you would not need to do as much work in lifting yourself to your feet.
E) It would be better for the bed to be on the floor, because then you would not need to do as much work to get your feet down onto the floor.