Which of the following words can be formed by adding a prefix to the root word 'form'?

A. TRANSFORM

If the word 'FISH' is coded as '6-9-19-8', what would be the code for 'BIRD'?

A. 2-9-18-4

In a family, there are four members: P, Q, R, and S. P is the father of Q and R. Q is the daughter of P and S. If R is a son, what is S's relationship to R?

A. MOTHER

Given the input: 'dog cat mouse bird', if the first step is to swap 'dog' and 'cat', what will be the output?

A. CAT DOG MOUSE BIRD

In the series A, B, C, D, E, F, G, H, I, J, how many letters are vowels?

B. 4