And there's no reason you couldn't try for teaching English and Italian in Spain, but you'd better hit those books and get great marks, because the TEFL market is incredibly competitive and you will need an MA as well as a basic BA.
Yes
Yes, you are an EC citizen but you may not qualify for benefits until you are a resident
Yes. Welcome!
I am italian but i was born in england. even though i have an italian passport. i currently am a brittish citizen but also have italian citizenship. in the future if i wanted to move to spain and become a english/italian teacher would i be able to do that or would there be some legal processes that i would have to do first
im 13 btw x