I'm pretty sure the answer for this is:
C. A philosophy of government that advocates for a strong central government
Hope this helps! :D
Answer:
OPEC
Explanation:
The Organization of Petroleum Exporting Countries was founded in 1965 to stabilize oil prices and to oversee investments.
The answer is D, that the people believed they lived in a fairer society, if I'm correct. The Third Estate was basically the lower/middle class and many of the people in France made up this section of society.