In a family, there are four members: W, X, Y, and Z. W is the grandmother of Z, X is the father of Y, and Y is the daughter of Z. Who is the mother of Y?

C. Z

Choose a word similar to the group: Calm, Peaceful, Tranquil.

C. SERENE

Among five siblings, A is older than B but younger than C. D is younger than A and E is older than B. Who is the youngest?

C. D

If '+' represents addition, '-' represents subtraction, '×' represents multiplication, and '÷' represents division, what is the value of 8 ÷ 2 + 3 × 4 - 5?

B. 11

In a certain code, 'FISH' is written as 'GJTI'. How would 'BIRD' be encoded?

A. CJSF