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.
It's (D), Colonists had to struggle to grow enough food to meet their needs.
<span>The Puritans separated from the
churches in their local parishes where preaching was viewed as
inadequate, hiring their own lecturers who were well-versed in reform
theology. These lecturers were prosecuted by the monarch and Church of
England officials. The last straw may have been when King Charles I
dissolved Parliament in 1629. This dissolution prevented Puritan leaders
from working within the system to effect change and left them
vulnerable to persecution. Moderate Puritans chartered the Massachusetts
Bay Colony in the same year. The New World represented both a refuge
from persecution and an opportunity to establish a “Zion in the
wilderness.” Puritans imagined their migration to the New World mirrored
the Biblical story of Exodus.
Between 1629 and 1640, over 20,000 men, women and children left
England to settle permanently in the Massachusetts Bay Colony in the
Americas. When Parliament was re-established in 1640, migration dropped
drastically.</span>
Answer:
Cherokee attempts at resisting the removal by the United States included creating a formal Cherokee constitution, negotiating the Treat of 1819, and proceeding with legal action within the Supreme Court. These actions proved futile when Andrew Jackson was elected President and forcibly removed them for their land.