NEED HELP ASAP Which of the following best illustrates a similarity between the
development of the Ghana and Mali empires? *
1Both empires made Christianity the official religion
2Both empires taxed the trade of salt and gold
3Both empires were conquered by the Mongols
4Both empires were attacked by Christian crusaders

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

hope this .

plz give me brainliest!

four sitting presidents have been assassinated while in office but the first was abraham lincoln,

explanation:

damn girl thats not really your friend then. : /

4 is the oni could think of