Depending on what happens with the environment if its a decline in resources it could completely fall and tear itself apart it just depends really on what you think of just make up a situation in your head and talk about that
Answer:
I think is B because at stage 4 we can observe that different kinds of cell formed(the cell on the edge is different from the inner cell)
Explanation:
Answer:
Water vascular system = Echinodermata
Tentacles with stinging cells= Cnidaria
Molting for growth= Arthropoda
Presence of mantle= Molluska
Explanation: