A. He was born in America to American parents, also that he have a U.S. passport and a Bachelor of Science in English; the point is that he learned Spanish in Lima, Peru, but he also speaking Spanish in America and that’s how the effective begin.
B. Walter Rein, he can learn a second language of Spanish, which is called a bilingual including how he interact with other people.
C. Another one, can be that he can learn about the other people’s background or an culture in way to express how to improve by speaking Spanish as well.
D. Let think an example would be, in America, since he know how to speak in English and Spanish but let said, if there is another