In a certain code, 'COLD' is coded as '1357' and 'WIND' is coded as '2468'. What is the code for 'DOW'?

Answer: A. 753
From 'COLD', 'D' corresponds to '7', 'O' to '5', and 'W' is not directly coded but can be inferred. Thus, 'DOW' is coded as '753'.