If you are in compliance with Federal, State and Local laws, anyone.
Some are, some are not. California has very stringent limitations of firearms.
Millions have been made.
CMP is a maker of unusual firearms. They include a number of single shot and semiautomatic firearms that are similar to the STEN gun and MAC series of submachineguns. We cannot get you more information without more info from you.
Yes, but there ARE restrictions on WHICH rifles, as well as which features are permissible.
Yes
You need to define"firearms license". There is no license needed to own or to carry a firearm in AZ.
Yes, no, maybe. You fail to mention how old you are and where you are located, both of which determine which answer is correct.
Private citizens aren't permitted to own or possess firearms in Mexico.
They own themselves
I think 18.
As many as you want
?