Answer :
“There’s no apostle I would counterfeit;I mean to have money, wool and cheese and wheat...” The Pardoner explaining in these lines from “The Pardoner’s Tale” is that he will do his best in obtaining what he wants without hurting or stealing from others.
Answer: why he preaches a moral code that he himself does not follow
Explanation: The Pardoner does not care about the good of other people. He is not like a normal preacher. He only preaches so that he can gain wealth. He would even preach to poor people just to take their money, even if they had 10 kids mouthes to feed.