A supervisor at a food manufacturing site is reviewing the Integrated Pest Management (IPM) programme. Which of the following activities best represents the principle of 'prevention' or 'exclusion'?
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A
Placing rodenticide bait stations along the exterior walls of the facility.
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B
Recording the number of flies caught in an electric fly killer (EFK) unit.
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C
Arranging for a contractor to spray insecticide in the dry goods store.
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D
Repairing damaged door seals and fitting bristle strips to the bottom of external doors.