A list of animals is given below. Identify the animals with open circulatory system and choose the correct answer. [Kerala CET 2005]

• A.            Ascidia                                              Cockroach            Earthworm                                        Prawn            Sliverfish                                    (F)  Snail (G)      Squid            B, D, F                                      
• B.            A, B, D, F
• C.            C, D, E, G                                 
• D.            B, D, E, F
• E.            A, B, D, F, G