Under what circumstances can a warrantless arrest be made?

A warrantless arrest can be made under specific circumstances to ensure the immediate response to criminal activity. One of the primary situations where this can occur is when a crime is committed in the presence of an officer or when the officer has probable cause to believe that a crime has been committed. This provision allows law enforcement officers to act swiftly and decisively to maintain order and safety.

When a crime occurs in an officer's presence, they can take action without the need for a warrant because they have firsthand knowledge of the offense. This direct observation gives the officer the necessary grounds to make an arrest on the spot, reflecting the urgency of the situation. Similarly, if an officer has probable cause, meaning they have enough facts and evidence to reasonably believe that a suspect has committed a crime, they can also proceed with a warrantless arrest.

The other options may sound relevant but do not meet the legal criteria established for warrantless arrests in the same definitive way. For instance, while an officer knowing a suspect personally may help in identifying the individual, it does not suffice as a basis for an arrest without a warrant. A significant threat to public safety might warrant immediate action, but it does not explicitly address the crime or probable cause needed for arrest. Finally, a confession,