Ariana and John, who file a joint return, have two dependent children, Kai and Angel. Kai is a freshman at State University, and Angel is working on her graduate degree. The couple paid qualified expenses of $$3,560$ for Kai $($who is a half$-$time student$)$ and $$8,140$ for Angel. Required: What education tax credits are available if Ariana and John report modified AGI of $$174,040?$ What education tax credits are available if Ariana and John report modified AGI of $$170,40$ and Angel is taking one class a semester $($is less than a half$-$time student$)$ and not taking classes in a degree program?