Correct option is C
Correct Answer: (c) Pipefish
Explanation:
→ Pipefishes (Syngnathidae) lack pyloric caeca; their digestive tract is simple and straight.
→ Adapted to a diet of small crustaceans.
Information Booster:
→ Related to seahorses; both lack stomach and pyloric caeca.
→ Specialized suctorial feeding mechanism.