The Answer Would Be "B" .
Answer:
The correct answer is D: letter-grading system based on a range of percentages.
Explanation:
I just did the quiz and got it right.
Answer: The Role of Indigenous Knowledge in Advancing Science and Technology. In particular, when it comes to understanding ecological relationships and natural resource management, indigenous knowledge has played a huge role in providing cumulative wisdom passed on from generation to generation.
Irrigation made it easier and faster because it was much easier to just plant crops near controlled water canals than on some random area that is far from your home.