Yes, A qualifying child can earn an unlimited amount of money and still be claimed as a dependent, so long as the child doesn’t also provide more than half of his or her own support.
To claim your child as your dependent, your child must meet either the qualifying child test or the qualifying relative test: To meet the qualifying child test, your child must be younger than you and either younger than 19 years old or be a "student" younger than 24 years old as of the end of the calendar year
If she wants she can file her own tax return to maybe get back any taxes she paid. If she does file her own return, she needs to check the box, Someone else can claim me on their tax return.
