A) Closed circulatory system
B) Segmentation
C) Pseudocoelom
D) Ventral nerve cord
Correct Answer: C
Solution :
[c] Pseudocoelomate is any invertebrate animal whose body cavity is a pseudocoel, a cavity between the gut and the outer body wall derived from a persistent blastocoel, rather than a true coelom. Pseudocoelomate animals include the Rotifera and Nematoda.
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