Answer:
B, D, F are true
Explanation:
b) A pseudocoelom is a body cavity that is between mesoderm and endoderm meanwhile the true coelom is located in the mesoderm, but both cavities bodies act are hydrostatic skeleton.
D) Like in earthworms, the digestive system of the coelomate work the same as the coelom, because both body cavities are very close related.
F) In a pseudocoelomate the tissue of the inner part arises as the muscles, both of them came from the endoderm tissue.