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Body Cavities Examples A. Coelom 1. Platyhelminthes B. Pseudocoelom 2. Aschelminthes C. Acoelom 3. Annelids D. None 4. Echinoderms

Options

  1. AA - 3, B - 2, C - 1, D - 4
  2. BA - 1, B - 2, C - 3, D - 4
  3. CA - 3, B - 2, C - 4, D - 1
  4. DA - 2, B - 3, C - 1, D - 4

Correct answer

A. A - 3, B - 2, C - 1, D - 4

Step-by-step solution

Coelomates (e.g., Annelids) have a coelom, pseudocoelomates (e.g., Aschelminthes) have a pseudocoelom, and acoelomates (e.g., Platyhelminthes) lack a body cavity.

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