Why was Rome so open to attack in the early part of the fifth century? Group of answer choices

It was cut off from the eastern empire.

It had been flooded by the Rhine River.

It had been weakened by the Carthaginians

It did not have a strong army.

The telegraph, the transatlantic telegraph cable, and the telephone were important to businesses after 1850 because of a. they created a system for developing new inventions. b. they filled a need that other inventions of the day could not. c. they attracted investors and created the stock market. d. they made picture-taking a popular american pastime.