正解:B
"Scenes with large areas of uniform color and little movement, such as an empty office, are more compressible without noticeable loss in quality because there is less detail and fewer changes between frames."
- Axis Communications Academy, Network Video Fundamentals, 2022
"Static and simple scenes (e.g., an empty room) require less data and can be compressed more efficiently than complex or busy scenes."
- Axis Web Article: Video Compression
References:
Axis Communications Academy, Network Video Fundamentals, 2022 (p. 58)
Axis Web Article: Video Compression