Water vascular system is a characteristic of which phylum?

Water vascular system is the characteristic of which group of the following:

Water vascular system is the characteristic of which group?

Water vascular system is the characteristic of which group.

Water vascular system is the characteristic of which group of the following : Ctenophora

Water vascular system is the characteristic of which group of the following : Echinodermata

Water vascular system is the characteristic of which group of the following: (a) Porifera (b) Ctenophora (c) Echinodermata (d) Chordata

Water vascular system is the characteristic of which group of the following: (a) Porifera (b) Ctenophora (c) Echinodermata (d) Chordata

Water vascular system is the characteristic of which group of the following: a. Portifera b. Ctenophora c. Echinodermata d. Chordata.

Water vascular system is the characteristic of which group of the following: (a) Porifera (b) Ctenophora (c) Echinodermata (d) Chordata