Which one of the following structures in Pheretima is correctly matched with its function? (a) C...

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Which one of the following structures in Pheretima is correctly matched with its function?
(a) Clitellum - secretes cocoon
(b) Gizzard - absorbs digested food
(c) Setae-defence against predators
(d) Typhlosole-storage of extra nutrients
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