For certificate do u ask money

Answer 1

➝ Remember to use  🔍SEARCH. . .  bar to avoid from posting duplicate threads!

https://www.sololearn.com/post/70526/?ref=app
https://code.sololearn.com/W26q4WtwSP8W/?ref=app
https://code.sololearn.com/WvG0MJq2dQ6y/

Answer 2

It's free!

Answer 3

No. You just completed a course. Otherwise, I don't think you will ever get money for learning