Use the drop-down menu to complete the sentence. (1 point)

Item 2
The western Roman empire finally collapsed due to Choose
v Choose
attacks by the Persians.
civil wars between army commanders.
attacks by
Germanic tribes.
conquest by the eastern empire.

The western Roman empire finally collapsed due to attacks by Germanic tribes.

The western Roman empire finally collapsed due to attacks by Germanic tribes.

To complete the sentence, please select the appropriate option from the given dropdown menu. The options are:

- attacks by the Persians.
- civil wars between army commanders.
- attacks by Germanic tribes.
- conquest by the eastern empire.

Based on historical knowledge, the correct response to complete the sentence is "attacks by Germanic tribes."