swarovski jewelry wholesale supplier One day, the jewelry shop in a city was stolen by tens of thousands of yuan. After the report, after three months of reconnaissance, it was found that the crime person must be A, B, and

crystal fashion jewelry wholesale (1) Assuming that B is telling the truth, Na Ding is the hand of criminals, then: ① C is false, the criminal is Ding, not B; He is a criminal, and he is also a false words, and then Jia may be a criminal at the scene, and the criminal is not established; so this assumption is not established.
(2) Assuming that Ding is telling the truth, then: ① B is talking about false words, Ding is not a criminal, then C is also false, then B is not a criminal. , So A is on the scene and committed the crime; so A is a criminal.
: According to the above reasoning instructions, Ding is the truth, A is a murderer.