What is the cefr level of sentence: "If he means that these two plexuses are included in the wishuddha chakra, then it must be pointed out that these two are the nerve plexuses; the laryngeal plexus is situated on the external surface of the inferior constrictor muscle of the pharynx, and the pharyngeal plexus, called plexus pharyngeus ascendens, lies on the ascending pharyngeal artery in the wall of the pharynx."?
c1