The correct answer is D, domestication of animals. All other alternatives refer to events that only happened later.
In order to affirm an Agricultural Revolution ocurred, historians have to choose the most important changes and events that determine that from that moment onwards life was different.
The most important thing that supports the idea of an Agricultural Revolution is that humans started to domesticate plants and animals, which made possible for them to settle and stop being nomads.
This lead to the birth of cities and to radically change how those people lived.
Answer to question 1:
The "Dark Ages" is a historical periodization traditionally referring to the Middle Ages (c. 5th–15th century) that asserts that a demographic, cultural, and economic deterioration occurred in Western Europe following the decline of the Roman Empire.
Answer to question 3:
Chivalry has changed quite a bit since it appeared in the middle ages. ... In social situations, chivalry is still acceptable. That said, I think it comes down to men and women being courteous to each other rather than men being the only ones practicing courteous acts. A woman should hold the door open for men and women.
I know its not the full answers but this is the best I can do based on the questions.
Answer:
Magna Carta exercised a strong influence both on the United States Constitution and on the constitutions of the various states. ... Magna Carta was widely held to be the people's reassertion of rights against an oppressive ruler, a legacy that captured American distrust of concentrated political power.
Explanation:
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Answer: The Tang dynasty got its territory through devastating wars. Buddhism gained strength and became part of the Chinese tradition. It was the golden age of art and literature. Like the Song dynasty, they thought of humble people living in poor conditions. The best of this dynasty was achieved with Li Shi Min who murdered his brothers to reach power but reigned in an exemplary manner. He strengthened his army with horses and bows. The whole population was prosperous and rich. Poetry was very popular because people traveled a lot for their economic solvency and had several sources of inspiration.
The Song dynasty was the first government in the world that used paper money, also used powder for the first time, they discovered true North using the compass. They developed military technology using powder. Social life during this dynasty was spectacular, the elite met to observe and trade with works of art, to public parties and shows in the neighborhoods. Literature, technology, philosophy, engineering, science and mathematics were disseminated. They infused Confucianism with Buddhist ideals and created the doctrine of Neo-Confucianism. They provided humble people with education and religious services.