单项选择题

在Photoshop CS中,RGB颜色模式所代表的三种基本颜色是
A、红、绿、蓝
B、红、黄、蓝
C、紫、绿、蓝
D、红、黑、蓝

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答案：正确

单项选择题

Two commonly discussed types of theoretical human cloning are therapeutic cloning and reproductive cloning.
A、正确
B、错误