D) All had civilizations that were centered along major rivers. HOPE IT HELP PLAESE GIVE BRIANIEST XD
The answer is: Runners allowed villages and cities throughout the empire to communicate quick with rulers far away.
Hope this helps!:)
<span>Iraq, Iran and north Korea.</span>
They are known to mark the end of islamic golden age. Therefor you answer is they brought the islamic empire down.
Germans. because they loved using these types of weapons
