Three friends X, Y, and Z have different pets: a dog, a cat, and a bird. X does not have a dog. Y has a cat. What pet does Z have?

C. BIRD

Five students - X, Y, Z, W, and V - scored different marks in an exam. X scored more than Y but less than Z. W scored less than V but more than Y. Who scored the highest?

C. Z

In a family of five members - P, Q, R, S, and T - P is the father of Q. R is the mother of Q. S is the sister of Q. T is the brother of R. Who is the grandmother of Q?

D. T

In a group of four people - M, N, O, and P - each has a different favorite color: red, blue, green, and yellow. M's favorite color is not blue. N likes green. O does not like yellow. What is P's favorite color?

A. RED

In a group of five people, A, B, C, D, and E, each has a different favorite fruit: apple, banana, cherry, date, and elderberry. A does not like banana. B likes cherry. C does not like apple. Who likes elderberry?

D. D