Answer:
Option: The destruction of trading routes in Eurasia.
Explanation:
Mongol's military conquest led the empire to widespread. They are known as Nomadic horse people from the eastern steppe lands of Asia. The Mongols briefly ruled most of Eastern Europe, Asia and the Middle East. The Mongol conquest in Eurasia led to the decline of established empires along with killing people. Even though the Mongol tried to assimilate the Persian culture but could not survive as the Mongol regime in Persia declined in the 1330s. Trade disrupt in the East led to the Europeans to take the sea route to reach Asia for trade.
I believe you're looking for the Missouri Compromise.
You didn’t put choices for what we can pick from, but as far as i can see, i would put Aztec Religion!
Explaining: If they feared the Aztec people then i would assume that they also fear their religious practice!
The answer is C. The new forms of communication such as phones and morse code improve communications. The railroad and steamboat improved transportation.