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B
Mandible
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C
Radula
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D
Ommatophore
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Solution
The correct option is C
Radula
Rasping organ in snail and other molluscs is radula. Aristotle's lantern is a dental apparatus found in sea urchin (an echinoderm). Mandible, in the case of invertebrates, is a mouthpart found in many insects. Ommatophore is a movable stalk supporting an eye, as found in certain invertebrates such as snails.