In the series A, B, C, D, E, F, G, how many times does the letter 'C' appear?

A. 1

What is the 5th letter in the English alphabet?

B. E

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

B. 4

If the letter 'Z' is the 26th letter, what is the 15th letter of the alphabet?

A. O

What is the position of the letter 'M' in the English alphabet?

B. 13