Select the odd number pair from the following options.

D. 30, 32

What is the 7th letter in the English alphabet?

A. G

How many times does the letter 'E' appear in the series: A, B, C, D, E, E, F, G, E?

A. 2

Assertion (A): No reptiles are warm-blooded. Reason (R): All warm-blooded animals are mammals. Which of the following is correct?

B. BOTH A AND R ARE TRUE, BUT R IS NOT THE CORRECT EXPLANATION FOR A.

If the word 'CAT' is coded as 3120, what is the code for 'DOG'?

A. 4157