Answer :
The decline in the human population was not a result of advancements in metallurgy during the Bronze and Iron Ages.
The Bronze and Iron Ages
The bronze and Iron Ages saw the advance of weapons for a war that allowed people to engage in fights to expand their territories from others.
The efficient tool used in agricultural fields to plough the land.
Metallurgy allowed the Bronze and Iron Ages to extract and refine metals from ores.
Thus option A is the correct answer.
Learn more about metallurgy here:
brainly.com/question/947373