How can i ask my friend fr forgiveness ..

It really depends on what happened between the two of you but you can see this site :)

https://lovedevani.com/ways-to-get-your-best-friend-to-forgive-you

the statement that best explains why the tenth amendment reserves some rights and powers to states is that the framers believed in the principle of federalism. this principle says that some powers are in the hands of a centralized national government, while others are reserved for the governments of several states.