You want to save an animation with 30 frames per second (fps) as an MP4 file. Which code snippet correctly sets the fps parameter?

hard📝 Application Q9 of 15

Matplotlib - Animations

Aanim.save('fast.mp4', writer='pillow', fps=30)

Banim.save('fast.mp4', writer='ffmpeg', frame_rate=30)

Canim.save('fast.mp4', fps=30)

Danim.save('fast.mp4', writer='ffmpeg', fps=30)

Step-by-Step Solution

Solution:

Step 1: Identify correct writer for MP4
ffmpeg is the correct writer for MP4 files.
Step 2: Use fps parameter to set frames per second
fps is the correct argument name to control frame rate.
Final Answer:
anim.save('fast.mp4', writer='ffmpeg', fps=30) -> Option D
Quick Check:
Use fps with ffmpeg writer for MP4 speed control [OK]

Quick Trick: Use fps parameter with ffmpeg writer for MP4 [OK]

Common Mistakes:

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