Question

what is the primary purpose of adding keyframes in directional blur?
to completely remove blur
to create movement and highlight specific moments
to change clip duration
to increase video quality

what can you change in the echo effect to modify its appearance?
clip duration
video resolution
echo time and number of echoes
clip color

Explanation:

For the first question: Keyframes in directional blur control parameter changes over time, enabling dynamic blur effects that simulate movement and emphasize specific moments.
For the second question: Echo effect properties like echo time (delay between echoes) and number of echoes directly modify how the echo appears.

Answer:

B. To create movement and highlight specific moments
C. Echo time and number of echoes