Which Statement Describes a Characteristic Not Found in the African

Which statement describes a characteristic not found in the African lungfish Protopterus?

A) The ventral aorta is extremely long and branched.
B) The atrium and the ventricles are partially divided into left and right halves by septa.
C) The conus arteriosus has longitudinal ridges that divide the lumen into two channels.
D) The four pairs of branchial arteries arise immediately from the conus arteriosus.