Official language both English and Hindi. The selection of an official language (or no official language) is often contentious. An alternative to having a single official language is "official multilingualism", where a government recognizes multiple official languages. Under this system, all government services are available in all official languages. Each citizen may choose their preferred language when conducting business. Most countries are multilingual and many are officially multilingual. Taiwan, Canada, Philippines, Belgium, Switzerland, and the European Union are examples of official multilingualism. This has been described as controversial and, in some other areas where it has been proposed, the idea has been
Romansh language Sursilvan in the west and the dialects of the Engadine in the east, with Sutsilvan and Surmiran forming a transition zone between them. The Engadinese varieties "Putèr" and "Vallader" are often referred to as one specific variety known as "Ladin" (rm. ), which is not to be confused with the closely related language in Italy's Dolomite mountains also known as Ladin. Sutsilvan and Surmiran are sometimes grouped together as Central Romansh (rm. "Grischun central"), and then grouped together with Sursilvan as "Rhenish Romansh" (in German, "Rheinischromanisch"). One feature that separates the Rhenish varieties from Ladin is the retention of the