Which blur effect supports the use of a depth matte to define the focal range?

Which blur effect supports the use of a depth matte to define the focal range?

A. Camera Lens Blur
B. Bilateral Blur
C. Smart BlurS
D. Channel Blur

Correct answer is option A. Camera Lens Blur. Explanation: In Camera Lens Blur effect supports the use of a depth matte to define the focal range.