Which motion estimation options does Resolve offer, and when is Optical Flow most beneficial?

Which motion estimation options does Resolve offer, and when is Optical Flow most beneficial?

• A. Frame, Pixel Motion, and Optical Flow; Optical Flow provides smoother motion for complex retiming or slow motion.
• B. Frame and Optical Flow only.
• C. Pixel Motion only.
• D. Optical Flow only.

Answer: (A)