There was a rule saying that two groups couldn't trade. and so food and macines stopped coming in to be used
The answer is the last one
<span>Alexander the Great eventually established his administrative headquarters at "Babylon." Alexander captured Babylon after he left Egypt and marching towards Mesopotamia. He defeated Darius in the Battle of Gaugamela. In Babylon, he prepared many new campaigns in the invasion of Arabia but never realized them because he died.</span>
The answer is D. the colonies wanted their independence