I don't know why they'd put that in there like that but new and old could just mean their ways. I don't know if you're talking about slaves or something else. Since I don't have the material I don't quite know how to help you.
Answer:
For asking questions!
Explanation:
They are used for asking questions.
“By going much slower” because it shows you had to change what you were doing in order to complete the activity (which is basically what compensate means)