The most important resource would be water.
I agree with the other person - the correct answer should be <span> A. The difficulty of running such a large territory.
The Roman Empire was huge - it had many territories in Europe, North Africa, and the Middle East, so it encompassed such a large area that it was too difficult to govern smoothly. This is why it was split into two areas so as to make things easier.
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The main way in which Taft differed from other Progressives of the day,
especially Roosevelt, was that he thought it would be a waste of time to
try to keep Progressive values completely in line with the
Constitution.
John Adams was the one who passed the Alien and Sedition Acts which punishes those who opposed the federal policies. However, Thomas Jefferson felt that these acts defy both the Constitution and the Bill of Rights. So he proposed the Nullification doctrine which states that if the federal government passed an unconstitutional law, the states are not required to follow it.