qnli question: Where is the Neostokavian-Ijekavian language predominantely spoken? sentence: Bosniak nationalists claim that both Croats and Serbs have "appropriated" the Bosnian language, since Ljudevit Gaj and Vuk Karadžić preferred the Neoštokavian-Ijekavian dialect, widely spoken in Bosnia and Herzegovina, as the basis for language standardization, whereas the nationalists among the Serbs claim either that any divergence in the language is artificial, or claim that the Štokavian dialect is theirs and the Čakavian Croats'— in more extreme formulations Croats have "taken" or "stolen" their language from the Serbs.[citation needed]