If ‘1’ represents the extracellular digestion, ‘2’ represent the intracellular digestion and ‘3’ represent both type, then for Coelenterata, Ctenophora and Porifera, select the correct option.
- A1, 2, 3 respectively
- B3, 3, 2 respectively
- C3, 2, 1 respectively
- D3, 2, 2 respectively
✓ Correct answer: B
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