Answer:
Rome had 29 different rulers
Step-by-step explanation:
Rome had about 29 different rulers also known as emperors from A.D.180 to A.D 284 and some of these rulers were strong( Constantine ) while some were weak rulers the strong rulers were the ones who led the Roman armies to battles while the weak ones bribed the Army to support and fight for him.
some of the rulers that ruled Rome within these times that were selected on merit were: Trajan, Hadrian, Antoninus Pius and Marcus Aurelius. these were some of the great rulers of Rome