Respuesta :
D. 10,000 year's ago (thought to have happened around 10,000 b.c)
Answer:
if it's The First Agricultural then it would be D. 10,000 years ago
if it's The Second Agricultural then it would be A. 300 years ago
Explanation:
the reason for that is The First Agricultural Revolution, or the Neolithic Revolution began around 10,000 B.C. Humans shifted from being hunter-gathers to being subsistence farmers and herders. The Second Agricultural Revolution, or the British Agricultural Revolution, began around 300 years ago during the 18th century.