Question

option to choose how long an animation will last​

Answer 1

Answer:

To run your animation effect at a faster or slower pace, change the Duration setting. On the slide, click the text or object that contains the animation effect that you want to set the speed for. On the Animations tab, in the Duration box, enter the number of seconds that you want the effect to run.

Answer 2

Answer:

To run your animation effect at a faster or slower pace, change the Duration setting. On the slide, click the text or object that contains the animation effect that you want to set the speed for. On the Animations tab, in the Duration box, enter the number of seconds that you want the effect to run.