Which of the following sounds is a

参考答案:

正确答案本题考查辅音分类。D选项，满足条件，综上，D选项正确。A选项，/m/为voiced, bilabial, nasal, 故排除。B选项，/v/为 voiced, labiodental, fricative, 故排除。C选项，/p/为voiceless, bilabial, stop, 故排除。故D选项正确。