请问这道题选哪个,为什么?

问题描述:

请问这道题选哪个,为什么?
The mealtime for French people is a very special moment in daily life ,___they share pleasure ,food and rumours with their family and friends.
A.during that time B.during it C.when time D.during when

选D
这是个定语从句啊,是讲时间的,所以引导词用when,介词词组是during the time,time 要用when代替,所以是during when