Respuesta :
Answer:
D.The need to have better protection led to innovations in tools and weapons.
Explanation:
The positive developments resulted from the conditions in China during the Warring States period The need to have better protection led to innovations in tools and weapons.
What is the warring states period in China?
The warring states period in China
This was a period in Ancient China that was characterized by active warfare between the states. The state that won the war would be in charge of the rest states.
Thus, option "D" is correct.
To learn more about Warring States period click here:
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