Answer:fertile plains yielded surplus olives and olive oil taht increased trade, the inland system of roads made Rome the center for trade and the tiber River flowed through the city
Explanation:
Hi there! The answer is B.
The Organization of Petroleum Exporting Countries unites countries extracting petroleum and involved in economics and politics of oil production and prices.
The 15 countries that are part of the OPEC, are accounted to have the majority of the world's oil reserves. This gives them the political and economic power in supply and distribution of oil.
They wanted to stop the trade between the US and France while they were at war with the french. I think the closest answer would be A.