Which treaty introduced the idea of European citizenship, allowing EU citizens to live, work, and vote in any EU country?A. Treaty of RomeB. Treaty of MaastrichtC. Treaty of LisbonD. Treaty of Nice 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments