A safety manual states: 'All workers must wear PPE when entering areas marked with warning signs, unless a supervisor explicitly grants an exemption in writing.' An electrician enters a marked area without PPE after his supervisor verbally told him it was fine. Which statement is correct?
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A
The electrician violated the policy because verbal approval is insufficient.
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B
The electrician complied because supervisor approval was given.
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C
The policy is unclear and the electrician cannot be held accountable.
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D
The warning signs override all supervisor decisions regardless of form.