It would be to maintain their language and culture, because they're the type of people who TREASURES their culture, and don't like to change just to fit in.
I hope I helped! =D
To gain a higher grade in speaking and writing exams one tip is to use a good variety of connecting words and phrases which will help you sound more natural. These connecting words will link parts of a sentence together to make them more complex, earning you extra marks!
Tip: Try to use a wide range of connecting words and phrases rather than sticking to the same one all the time. This shows the examiner that you have a wide range of vocabulary at your fingertips.
Aprende come leer,y despues se apenas facil
Do you have a picture of the anuncio your are talking about?