单项选择题

A.黏膜层、黏膜下层、肌层、浆膜层
B.黏膜层、黏膜下层、固有层、肌层
C.黏膜层、纤维层、肌层、外膜层
D.黏膜层、纤维层、肌层、浆膜层
E.黏膜层、固有层、肌层、外膜层