Answer:
Unity
Explanation:
<3 (I did this question before, did neutral, and it was wrong, and it said the answer was unity.)
Carbon dating can help determine the age at which the object is. This has helped scientist determine Early Earth. Although carbon dating can only date back not that long, scientists also use argon and uranium dating.
From Eastern Europe to the Pacific Ocean
One of the main ways in which the kingdoms of Ghana and Mali were both similar is that they both benefitted greatly from the trade of salt and gold.