Respuesta :
The question is asking us to fill in the gap in the following sentence: "Among regional languages, _______ combines Hindi with Arabic script and is the official language of _______. The language that combines Hindi with Arabic script is Urdu, Hindi and Urdu are very similar except one is written in Arabic script and the other in Devanagari. And Urdu is spoken mostly in Pakistan - India's northern neighbor. The correct answer is B!