Answer:
Explanation:
Between about 800 and 1200 AD, partly in response to the new currents of trade, Africans in the southern sahel developed a set of trading states with an elaborate organization.Well before 1500 AD, a number of states had come into existence, that had no connection at all with the trade across the Sahara.
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Answer:
C: The Assyrians became skilled warriors and invented of the battering ram.
Explanation:
The Assyrians were outstanding combatants. They had iron weapons and were amazing engineers. Assyrians had a fully equipped and professional standing army and were ruthless in battle which will later lead to their downfall. They also invented the battering ram and many military tactics that helped them expand their empire at a quicker pace.
Answer:
There are four main types of chromatography. These are Liquid Chromatography, Gas Chromatography, Thin-Layer Chromatography and Paper Chromatography. Liquid Chromatography is used in the world to test water samples to look for pollution in lakes and rivers.
Answer:
Reduced Dopamine activity
Explanation:
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