In a coding system, 'FISH' is coded as 23, 19, 18, 20. If 'BIRD' is coded as 15, 12, 10, 13, what is the code for 'WORM'?

Answer: B. 24, 19, 17, 21
The letters W, O, R, and M correspond to the numbers 24, 19, 17, and 21 based on the established coding pattern.