If the code for 'CAT' is 3120, what is the code for 'DOG' if 'D' = 4, 'O' = 15, and 'G' = 7?

Answer: A. 4157
The code for 'DOG' is calculated by adding the values of D, O, and G: 4 + 15 + 7 = 26. The code is represented as 4157.