For floating structures that are installed to rise and fall in response to the water level on a natural or manmade body of water, the electrical datum plane is 30 inches (76.2 cm) above the point at which the floating structure touches the water. What is the minimum distance of the electrical datum plane above the deck level of the structure?
a. 12 inches
b. 15 inches
c. 20 inches
d. 35 inches
a. 12 inches
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