在屏幕色彩设计规范中，同一画面同时选用的颜色数量建议不超过（）。-问呀课堂

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[单选题]在屏幕色彩设计规范中，同一画面同时选用的颜色数量建议不超过（）。

A2～3种

B4～5种

C7～8种

D无限制

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