I think its kinheated im not 100% sure
Answer: Hire more Game Guides(B)
In the passage they state, that the workers cannot keep up with the large amount of players. In order to fix this problem it is best to fire more Game Guides.
Also, the other answers do not make sense.
Hope this helps!!
Answer:
b. they were ruled by emperors
The Aztec and Inca had a common structure in that they were both ruled by emperors.