A split-level home has one stairway that has six risers between two levels of the home. Which of the following choices Meets Code? (Circle the correct answer.)
a. Two three-way switches must be installed (one switch at the top of the stairs, one switch at the bottom of the stairs) to control the lighting for the stairway.
b. One single-pole switch is permitted on either level to control the lighting for the stairway.
c. No switches are necessary for the stairway lighting because the lighting on the upper level and the lower level provides enough illumination on the stairway.
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