In a certain code, 'HELLO' is coded as 8, 5, 12, 12, 15 and 'WORLD' is coded as 23, 15, 18, 12, 4. What is the code for 'LOW' in this system?

Answer: A. 12, 15, 23
The letters correspond to their positions in the alphabet: L=12, O=15, W=23.