Browning developed the dramatic monologue because all of these: as a result of having rejected the subjective, because it permitted his characters to reveal their innermost thoughts, and because it permitted his characters to reveal their less admirable traits.
C would define it the best I hope this helps you
Answer:
Invasions, poor leadership, declining economy, Romulus Augustus was overthrown by Germanic prince Odoace. East had army/ Roman church
Explanation: