Final answer:
The accurate statement regarding the textbook's errors in Listing 25.5 is that they pertain to method names, changing "preorder" to "postorder" and vice versa.
Step-by-step explanation:
The accurate statement regarding the textbook's errors in Listing 25.5 is option C: The errors in Listing 25.5 pertain to method names, changing "preorder" to "postorder" and vice versa.