The land between rivers, the euphrates and the tigris rivers
The factor that was a barrier to Italian unity was A. different dialects of Italian were spoken throughout Italy
<h3>Why did it take long to unite Italy?</h3>
The Italians were only united into a single nation in the 1800s and before that had existed as a number of several nation - states such as Genoa, Venice, and Piedmont - Sardinia.
The reason it was so hard to unite them was that there were different dialects of Italian were spoken throughout Italy which led to people identifying with different regions and not wanting to come together centrally.
Find out more on Unifying Italy at brainly.com/question/858725
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If you crossed it out, then the teacher must've told you not to do it. XD
Then again, I might be wrong.
I’m assuming D cuz it’s the 1800s