Question

Annelids have a(an) ____ circulatory system, in which blood is contained in a network of blood vessels. A. open B. dorsal C. closed D. ventral

Answer 1

c. Annelids have a closed circulatory system, in which blood is contained in a network of blood vessels.

Answer 2

Annelids have a Ventral circulatory system, in which blood is contained in a network of blood vessels.