There is ________ apple tree in my garden. It's over 10 years old. 

A．the

B．a

C．an

D．不填

下列哪项是感染性的病理性黄疸

A．新生儿溶血病

B．新生儿肝炎

C．胆道闭锁

D．药物性黄疸

E．母乳性黄疸