Alexia Sloane is from Cambridge. She was told by the doctor she had a brain tumor   when she was on holiday "with her parents in France. After that the two-year-old girl became blind. Though the little girl can't see anything, she has great talent for languages and at the age of 10 she is already fluent   in English, French, Spanish and Chinese-and is learning German. Now her dream of working as an interpreter has come true. East of England MEP   Robert Sturdy invited her to the European Parliament  . "Usually a person who enters the European Parliament should be 14 at least. So it was amazing for Alexia to work there at the age of 10. " said Alexia's mother Isabelle. Alexia can speak three languages since birth. As her mum is hah" French and half Spanish and her dad Richard is English. " She has always been very good at languages and shown an interest from a very young age. " added Isabelle, who also has a four-year-old daughter Melissa. Alexia has dreamed of becoming an interpreter since she was six and chose to go to the European Parliament as her prize when she won the Young Achiever Community Award of the Year  . She asked if she could learn from the interpreters and HEP Robert Sturdy agreed to take her along as his guest. " It was fantastic and I decided to become an interpreter, "said Alexia. "Nothing can stop me. " How old is the youngest interpreter according to the passage?
4. 6. 10. 14.