Low Lunge and Childs Pose Exercises Questions

I’m working on a other multi-part question and need an explanation and answer to help me learn.

2) Fitball 101: Based on the 6 fitball stretches in Module 5 reading OR something new you make up or research which addresses your needs, write a paragraph about these 3 fitball stretches. Reference the anatomical names of the muscles you are stretching, (according to the muscular chart, Module 4) and how this will serve your daily needs e.g. workouts, posture, work duties, etc.

3) Which of the bed stretches have you begun incorporating either before getting vertical or elsewhere? Reference which muscles you are using. Explain how this habit is impacting your muscle memory.