单选
● 以下关于PAL制式彩色复合视频信号的叙述中，正确的是 （35） 。
（35）
- A. PAL制式彩色复合视频信号中亮度与色差信号是混合在一起的
- B. PAL制式彩色复合视频信号包含R、G 和B 三路分离的颜色信号
- C. PAL制式彩色复合视频信号是数字化传输的视频信号
- D. PAL制式彩色复合视频信号彩色重构质量优于分量视频信号
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