A maintenance technician is preparing to use a 20-foot extension ladder to access a second-story window. According to OSHA standards, what is the proper setup ratio for placing the base of the ladder?
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A
The base should be 3 feet away from the wall.
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B
The base should be 10 feet away from the wall.
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C
The base should be 5 feet away from the wall.
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D
The base should be whatever distance feels most stable.