Refer to the Figure Showing a Petromyzon Marinus

Refer to the figure showing a Petromyzon marinus. This lamprey shown obtains nutrients by

A) attaching to fish and chewing away the body wall.
B) attaching to fish with its jawless mouth and rasping away flesh.
C) filtering plankton through the pharyngeal basket.
D) filtering plankton through the gills.
E) burying its body in the sand and actively grabbing prey with its mouth.