Answer: D) "Since horses were not introduced to the Americas until Columbus, the Aztecs and Incas did not use horses or advanced weapons, while the Afro-Eurasians had highly developed cavalries and weaponry."
The answer is not A because Afro-Eurasia was composed of giant empires and governments, not small ones. The answer is not B because slavery was acceptable in the Incan and Aztec empires <u>as well as</u> in the Afro-Eurasia. Finally, it can't be C because in Afro-Eurasian governments, <u>only a few</u> were centered on religious beliefs, not all.
Answer:
Look it up. On the web. Find a good resource.
Arab slave-trading caravan transporting black African slaves across the Sahara.
Adverbs describe how something is done, or where, for example "in the woods" or "quietly". In the sentence above it's "above the earth" - they circle (where?) - above the earth (b).
