What is systematic circulation? the path of blood between pharynx and trachea

the path of blood as it moves from the head throughout the body and back to the head

the path of blood as it moves from the heart throughout the body and back to the heart

the path of blood between the heart and lungs

Zoo geographic regions are characterized by the presence of specific groups of animals these regions are determined by the taxonomic or phylogenetic relationships of animals. the map shows the zoogeographic regions proposed by the naturalist alfred russel wallace in 1876. the similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between the organisms in both locations ?