What are you listening to,Jane?____ or ____?A.a music; a newsB.music; newsC.music; news

问题描述:

What are you listening to,Jane?____ or ____?A.a music; a newsB.music; newsC.music; news
What are you listening to,Jane?____ or ____?
A.a music; a newsB.music; newsC.music; newsD.music; a news此题应该选哪个?为什么?

B
music和news都是不可数名词,不加冠词.