In mark twain's narrative i sell a dog why does the narrator get into an argument with the general

He got into an argument with General Miles because he sold him a dog that was not his and he wants the dog back.  The general was angry and felt that he was trying to trick him.  In the end, the general gave the dog back.

answer: b

explanation:

it tells that they are they are trained over time since they are first born

no