Arrange the stages of criminal proceedings in the correct sequence:

Here is the correct order of the stages of criminal proceedings:

1. Arrest: The initial apprehension of a suspect by law enforcement.
2. Investigation: Gathering evidence and information to determine if a crime has been committed and to identify the perpetrator.
3. Arraignment: The suspect is brought before a court, informed of the charges, and enters a plea.
4. Trial: The presentation of evidence and arguments in court to determine guilt or innocence.
5. Sentencing: If found guilty, the court imposes a punishment.

Therefore, the correct sequence is: 1, 2, 3, 4, 5