Arts & Sciences.
FWIW she was also into ballet, in fact made her initial college choice more or less completely on that basis. I’ll link to some old relevant threads about it below.
Most schools had some dance but much fewer had strong ballet.
IMO the best bet for your daughter, based solely on those interests, is Columbia SEAS with Barnard for dance. The schools have basically complete cross-registration. Barnard is better for ballet than almost any non-MFA school.
And if that’s not enough there is Steps and other dance schools readily available. And professional ballet to watch.
Here’s some old threads that may be relevant (though old)
http://talk.qa.collegeconfidential.com/dance-major/291713-academics-dance-ballet.html
http://talk.qa.collegeconfidential.com/college-search-selection/2021861-dancer-for-years-and-physics-wiz-university-suggestions-p1.html
http://talk.qa.collegeconfidential.com/discussion/comment/20773914#Comment_20773914
http://talk.qa.collegeconfidential.com/discussion/comment/10151229#Comment_10151229
Re-reading my old posts, you might suggest D check out Duke and Northwestern too. But if their program is MFA one needs to determine what is available for non-majors.