题目内容：

 Afternoon tea was introduced in England by Anna, the 7th Duchess of Bedford, in the year 1840, _____ the evening meal was served fashionably late at 8 o’clock, thus _____ a long period of time between lunch and dinner.  

A．in her household… leaving	B．in whose household…leaving
C．in her household…left	D．in whose household…left