Five people - P, Q, R, S, and T - are wearing different colored shirts: Red, Blue, Green, Yellow, and Black. P does not wear Red or Blue. Q wears Green. R wears Black. S does not wear Yellow. What color shirt does T wear?
Answer: C. Yellow
Since P cannot wear Red or Blue, and Q wears Green, R wears Black, and S cannot wear Yellow, T must wear Yellow.