a
Explanation:
the students who has been thinking about it
Answer:
The Neolithic Revolution
As more and more people began living in a localized space, the need for more plant resources grew, which produced a need for more consistent water than was provided by rain.
Explanation:
Short answer C
A is wrong. The oil producing countries in the middle east do not have a manufacturing base.
B is also wrong. Saudi Arabia is the largest exporter of oil. There is no need for them to import any oil at all. They produce a very clean low content sulfur type of oil.
C is the answer <<<<< answer
The answer to the question is a