Article 40 of the Constitution stipulates that the freedom of communication and the confidentiality of communications of citizens of the People's Republic of China are protected by law. Except for the needs of national security or the tracing of criminal crimes, the public security organ or the procuratorate shall inspect communications in accordance with the procedures prescribed by law No organization or individual may infringe on citizens' freedom of communication and communication secrets for any reason. Based on the above, which of the following is correct in the following statements? ["In order to ascertain the case, a city's people's court may check the mobile phone call records of the party Wang as needed.", "A city's people's court cannot check all the call records of the party Wang that is not related to the case.", "No matter what reason, a city's people's court must not check the call records of the person Wang.", "It is not important whether a city's people's court has the right to check the party's call records. which is important is that it helps the court to make a fair judgment."]