Is she applying because she dislikes her school? Or because she just likes that particular problem? If she dislikes her current school, she should apply to more than NYU. As stated before, NYU is notorious for giving little to no financial aid for transfer students, and they don't really do merit awards because everybody applying is pretty merituous
Unlike a lot of masters programs, MBA do not have very many course pre-requisite requirements, if any. Most of the requirements hinge on previous work experience so a BABA vs BSBA will not make a meaningful difference.