Which of the following best summarizes the fall of the roman empire? a. the roman empire fell to invaders and the entire empire dissolved in 500 c. e b. the roman empire was divided into western and eastern have the western half was taking over in the eastern half became the byzantine empire c. the roman empire was overrun by the invasion of greeks. d. the roman empire fell due to internal weaknesses caused by over population and a unwillingness to move beyond the roman republic: