I would like to talk too but this question is your opinion not really a question question you know
I will go with religion because Religion to me have been the oldest of all the option given. It is the only thing that connect the world.
Answer:
I believe it is A
Explanation:
Because the weakness is the politicians trying to hold up power but, fail.
After Alexander's death, Greece and Macedonia were ruled by Antipater.
Hope this helps.
They allowed a small rural population to provide food for a large urban population
