NEED HELP ASAP Which of the following increase the speed of action potentials in the nervous system?

If your client can successfully complete two or more repetitions above the desired repetition range in the last set in two consecutive workouts for any given exercise, the load should be depending on your client's current physical abilities. increased by 1-5% increased by 2-10% increased by 5-15% increased by 10-20% none of these

What is it called when lava when it erupts from the surface through volcanoes.

Which is a function of the central nervous system