We only know about extinct groups like dinosaurs, ammonites and trilobites through fossils. Some animals and plant are only known to us as fossils. By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other.
The answer to your question is West Africa located in the southeast of Algeria.
Abraham is using "maintenance rehearsal" to keep the information active in his working memory.
Maintenance rehearsal refers to a kind of short-term memory which is good to keep the information for a short time span also known as working memory but this is not useful method to keep the information into long term memory.
B) it had easy access to Aisa, the Black sea, the Mediterranean sea and rhe Danube river
Answer:
In a free-market system, consumers and producers have sovereigns that drive the market and decisions made to ensure that supply and demand are stabilized. Consumers have options. Because of this, they have access to goods that they demand at competitive prices.