I don't know ____ A what's the meaning of this word B what does this word mean

问题描述:

I don't know ____ A what's the meaning of this word B what does this word mean
C what you mean by this word
D what this word mean

我认为选C
AB不是陈述语句,是疑问形式.what在这个宾语从句中做宾语.
D的时态不对.要是means也是正确的.