Which of the following statements best defines the concept of probable cause?

The concept of probable cause is best defined as a reasonable basis for believing that a crime may have been committed. This definition aligns with legal standards and case law, which emphasize the need for law enforcement to have sufficient facts or evidence to support a belief that a suspect has engaged in criminal activity. Probable cause does not require absolute certainty or proof beyond a reasonable doubt, but rather a reasonable and prudent belief based on the available information.

This standard is crucial in law enforcement, particularly in the context of obtaining search warrants, making arrests, and other actions that may impact an individual's rights. It balances the need for effective law enforcement with the protection of citizens' rights against arbitrary governmental action.

The other statements do not accurately reflect this legal standard. Strong suspicion based on hearsay does not meet the threshold for probable cause because it lacks direct, credible evidence. An absolute certainty is not required; probable cause is more about reasonable belief than certainty. Lastly, a subjective opinion held by an officer is insufficient without a reasonable foundation of facts supporting their belief. Thus, the chosen answer encapsulates the essence of probable cause within the framework of law enforcement practices.