单项选择题

Light as it comes from the sun is a mixture of light of many different colors.（）

A.太阳光是不同颜色的光的混合物。
B.太阳光是由多种颜色的光混合而成。
C.来自太阳的光是由多种颜色的光组合而成。
D.由多种颜色的光混合而成称为阳光。

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