The books, ________ the dictionaries, must be put back where they ________.

A．included; were

B．to include; are

C．including; were

D．including; are

女，25岁。婚后3年不孕。14岁初潮，月经规则。20岁以后时常低热、盗汗、乏力，随后月经量逐渐减少。妇科检查：子宫后位，正常大小，活动度差，左侧附件区可扪及一直径约4cm大小之包块，边界不清，与子宫紧贴，轻压痛。

最可能的诊断是（）

A.染色体异常

B.内分泌失调

C.先天性生殖器发育不良

D.生殖器结核

E.子宫内膜异位症