I've never really known of a Second or Third canopy??? But if I had to choose one it would C. Double check just to make sure thou.
Laryngopharynx. The laryngopharynx, (Latin: pars laryngea pharyngis), also known as hypopharynx, is the caudal part of pharynx; it is the part of the throat that connects to the esophagus.im not sure its root word