Explanation: An officer who is present when a crime is being committed can make an arrest without a warrant. Their presence includes the use of any of their senses, whether they hear, see, smell, to perceive that a crime is being committed.
However, an officer can't make an arrest based on a hunch or a suspicion. While she does not have to be absolutely certain, there needs to be a belief based on facts or circumstances to make such an arrest. This is known as probable cause.
Many people argue on the fall of Rome. Some people thought it was destroyed by other countries mainly Greece. Others believe it was too powerful and could not control so it fell by losing power. The fall of Rome is still unknown.