You take the citizenship test That's what they told me...
you can take a citizenship test
Yes, but you would need a visa or have citizenship from a VWP participant country.
If you apply for citizenship in another country your US citizenship is automatically revoked. The US does not recognize dual citizenship. You revoke it in writing at a US embassy, outside the US.
You will be deported back to Europe
Yes, The residents of US territories have US citizenship
The US recognizes dual citizenship.
No. The US president MUST have US citizenship only.
Get divorced -- I'll get you your US citizenship back.
If you are born in the US you obtain US citizenship by birth. Another way to obtain citizenship is through the naturalization process by applying for US citizenship using Form N-400 if you are eligible.
Revocation only applies to naturalized citizenship obtained fraudulently (i.e. you lied on your application). If you were born in the US, your citizenship cannot be taken away for any reason.
Yes dual citizenship is allowed for US citizens.
If you get your American citizenship revoked, A.K.A expatriated, it is impossible to get it back.