lrffc - worker function
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What gives you food at a restaurant?
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Who cooks food at a restaurant?
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Who drives the bus?
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Who fixes the water pipes?
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Who flys the airplane?
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Who helps students learn?
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Who helps you at the hospital?
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Who helps you on an airplane?
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Who helps you with your teeth?
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Who keeps people safe?
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Who puts out fires?
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Who works at a pool?
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Who works on the farm?