What was a significant advancement during the Bronze Age regarding materials?

The significant advancement during the Bronze Age regarding materials is the development of metal alloys, primarily bronze itself, which is an alloy of copper and tin. This innovation allowed for stronger and more durable tools and weapons compared to those made from stone or pure copper. The use of bronze revolutionized various aspects of society, including agriculture, warfare, and craftsmanship, enabling civilizations to thrive and expand their influence. The ability to create metal tools facilitated more efficient farming practices and improved trade and military capabilities, marking a transformative period in human history.

The other options represent important developments but do not specifically pertain to the materials advancements characteristic of the Bronze Age. Agriculture was already established prior to this period, written language developed later as societies became more complex, and the construction of pyramids occurred in the later phases of ancient civilizations like Egypt, which were influenced by the advancements from earlier periods, including the Bronze Age.