Which two sentences taken together provide the BEST evidence to support the idea that changes in leadership contributed to Rome's fall? 1. More than 20 emperors took the throne in the span of only 75 years, usually after the murder of the ruler before them.

2. Some even claim the Roman Empire didn’t really fall in 476 A. D., since its eastern half continued for another thousand years.

3. In the late third century, Emperor Diocletian divided the empire into two halves: the Latin-speaking Western Empire, and the largely Greek-speaking Eastern Empire.

4. But during the decline, the makeup of the once mighty legions began to change.