单项选择题

听力原文:W: At first I thought this carpet was yellow but now it looks green to me.
M: You were right the first time. It's the blue light in the store that makes everything look different.
Q: Why did the rug look green?
(3)
A.Because it was yellow.
B.Because it was blue.
C.Because of the blue light.
D.Because of the yellow light.

A.
M:
B.
Q:
C.Because
D.
B.Because
E.
C.Because
F.
D.Because
G.
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