Task: Question Answering
Input (English): The parotid duct runs
(A)deep to masseter and enters the mouth opposite the upper second molar. (B)superficial to masseter and enters the mouth opposite the upper second molar. (C)deep to masseter and enters the mouth opposite the upper second premolar. (D)superficial to masseter and enters the mouth opposite the upper second premolar.
Output (English): B