Which of the following animals possesses a ha | vedclass

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(B) The animal $Chiton$ belongs to the phylum $Mollusca$. Members of the phylum $Mollusca$ typically possess a hard,calcareous shell (exoskeleton) mad

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Chiton

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(B) The animal $Chiton$ belongs to the phylum $Mollusca$. Members of the phylum $Mollusca$ typically possess a hard,calcareous shell (exoskeleton) made of calcium carbonate $(CaCO_3)$ that provides protection to their soft bodies. $Jellyfish$ belongs to $Cnidaria$ and lacks such a shell. $Leech$ belongs to $Annelida$ and has a soft,segmented body without an exoskeleton. $Ascidia$ belongs to $Urochordata$ (Chordata) and possesses a tunic made of tunicin,not a calcium carbonate exoskeleton.

Which of the following animals possesses a hard exoskeleton made of calcium carbonate?

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