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

B. 3

Which of the following words is formed by adding both a prefix and a suffix to the root 'port'?

B. IMPORTATION

From the root 'scribe', which of the following words is formed by adding a prefix?

A. DESCRIBE

What is the 7th letter in the English alphabet?

A. G

Which letter is the 15th in the English alphabet?

A. O