Which of the following contains a punctuation error?

Which of the following BEST defines "direct contact" in an E/M service?

A. Any healthcare professional who is not a physician B. The management and/or coordination of any multifaceted or multidisciplinary treatment plans for a patient's healthcare; requires the participation of the supervising physician C. Services intended to promote change in a behavior that could be considered an illness, such as obesity, use of or addiction to tobacco, alcohol use or abuse D. The presence of the patient (or the patient's family) with the performing physician or in the team conference during the E/M service

A transducer that lacks a damping material has

a. inherently high resolution but low frequency. b. an increased spatial pulse length and reduced resolution. c. poor axial resolution. d. all of the above