Answer:
the answer is people develop irrigation technology
Explanation:
hope it helps :)
Answer:retroactive interference
Explanation:
Retroactive interference (retro=backward) , when we learn something new it tends to interfere with what we have learnt initially, this means the new learnt task interferes with the task we have learnt earlier such that we forget the earlier task.
This is more common if our memories have similarities such as learning a new langauge may tend to interfere with the old language that you have learnt.l before.
Having learnt Italy now interferes with the ability to learn Spanish.
Answer:
Four common causes, as recognized by social scientists, are technology, social institutions, population, and the environment. All four of these areas can impact when and how society changes. And they are all interrelated: a change in one area can lead to changes throughout
Many African countries are anyway struggling with money, and receiving a lot of foreign help. Having debt only makes their financial situation worse and increases the need for foreign help. So in a way, richer countries give money to African countries so that the African countries can give it back- this is not optimal.
Another reason is that a stronger Africa could buy more goods from other countries, and the economy of other countries would increase, too.
