Simon, a detective who specializes in homicide, seized a knife from a crime scene, which he suspected was the weapon used to murder the victim. he submitted the evidence in court so that the defendant would be convicted in a criminal trial. however, simon obtained the evidence by an unreasonable search conducted at the defendant's house. the evidence, therefore, was not accepted in court although it was highly incriminating. in this case, the court is adhering to the _____.