If your daughter had less than $4,150 of income and qualifies per the requirements, you can claim her as a dependent. In this way, you can claim the exemptions as well as any amount of Lifetime Learning Credit. This would be a better result than if she files an independent return when she sound like she qualifies as your dependent.
https://ttlc.intuit.com/questions/3113432-who-can-i-claim-as-my-dependent
