Four friends - Alex, Brian, Charlie, and David - have different favorite colors: Red, Blue, Green, and Yellow. Alex does not like Red or Blue. Brian's favorite color is not Green. Charlie likes Blue. What is David's favorite color?
In a class of five students - Emma, Liam, Noah, Olivia, and Sophia - each student has a different favorite subject: Math, Science, History, English, and Art. Emma does not like Math or Science. Liam's favorite subject is not History. Noah likes Science. What subject does Olivia like?
Four friends, A, B, C, and D, have different pets: a dog, a cat, a bird, and a fish. A does not have a dog. B has a bird. C does not have a cat. What pet does D have?
In a group of five friends, A, B, C, D, and E, each has a different favorite color: Red, Blue, Green, Yellow, and Black. A does not like Blue or Green. B likes Red. C does not like Yellow. D likes Black. What is E's favorite color?