Correct Answer & Explanation
Option B
The pattern involves adding 2 to the position of each letter in the alphabet.
B (2) + 2 = D (4)
A (1) + 4 = E (5)
T (20) + 4 = X (24)
So, for 'CAT':
C (3) + 2 = E (5)
A (1) + 4 = E (5)
T (20) + 4 = X (24)
Therefore, 'CAT' would be coded as 'EEX'.