Final answer:
When making an unoccupied bed, the nurse aide should work from the bottom of the bed to the top.
Step-by-step explanation:
When making an unoccupied bed, the nurse aide should work from the bottom of the bed to the top, option C. This systematic approach ensures that the bed is made efficiently and effectively. By starting at the bottom, the nurse aide can smooth out the sheets and tuck them in properly. Then, they can move upward, making sure the linens are straight and neat as they go.