Question

the bronze age was made possible by advances in
a agriculture.
b irrigation.
c masonry.
d metallurgy.

Explanation:

The Bronze Age was characterized by the use of bronze, which is an alloy made by smelting copper and tin. This process is related to metallurgy. Agriculture (A) involves farming, irrigation (B) is about water management for crops, and masonry (C) is related to building with stone or brick. None of these directly relate to the creation of bronze. Metallurgy (D) is the science of metals and their extraction and processing, which is essential for the Bronze Age.

Answer:

D. metallurgy.