Explain where in the world the HBsAlly is most likely to be prevalent and why the ally present in spite of the danger associated with having to HBS allies S allies

the answer is "a.) well–developed vascular system."

explanation:

this is more of a statement than a question. is there answers to go along with this, or is it opinion based?

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.