What does the exclusionary rule aim to achieve in court proceedings?

The exclusionary rule is designed to ensure that evidence obtained through illegal means is not admissible in court proceedings. This principle serves to uphold the integrity of the judicial system by discouraging law enforcement from engaging in unlawful practices, such as searches and seizures that violate an individual's Fourth Amendment rights against unreasonable search and seizure. By prohibiting the use of evidence acquired in violation of constitutional rights, the exclusionary rule reinforces the concept that the ends do not justify the means in the pursuit of justice. This principle fosters accountability and encourages law enforcement agencies to adhere strictly to legal procedures when gathering evidence.

The other options do not accurately reflect the purpose of the exclusionary rule. For instance, the first option regarding wiretapping suggests a form of evidence collection rather than addressing the legality of such evidence. The second option about statements made under duress pertains to confessions and the voluntariness of statements rather than the legality of evidence gathering. The fourth option about mandating jury trials does not connect to the exclusionary rule, as it focuses on trial procedures rather than the admissibility of evidence. Therefore, focusing on the protection of constitutional rights, the correct answer highlights the essential role of the exclusionary rule in maintaining a fair judicial process.