$1.$ George & Diana$$s daughter, Carey, is $17$ years old. She makes $$6,000$ a year working at a shoe store and uses the money towards her own support. Gordon and his wife spend $$7,000$ towards her support. Carey lives with Gordon and his wife for the entire year.

a$.$ Does Carey qualify as a $$qualifying child$$ dependent of George and Diana? What legal tests does Carey need to satisfy in order to qualify as a dependent?