A set of animals includes a dog, a cat, a rabbit, and a parrot. The dog is a mammal, the cat is a mammal, the rabbit is a mammal, and the parrot is a bird. Which of the following is the odd one out?

D. PARROT

In a coded relation, if M + N means M is the aunt of N, M - N means M is the uncle of N, and M × N means M is the cousin of N, what is the relationship of O if M + O - N?

D. O IS THE SISTER OF N

In a coding system, 'FISH' is coded as 23, 18, 15, 22. If 'BIRD' is coded as 12, 9, 18, 4, what is the code for 'HAT'?

A. 15, 1, 20

If 'FISH' is coded as 6148, what is the code for 'BIRD'?

A. 2194

If the pattern is to skip one letter after each letter in the sequence starting from A, what is the 5th letter in the sequence?

A. E