Answer:
if the options were:
a. primitive c. behind the Europeans
b. the best in the world d. nonexistent
The Answer is B, It was considered the best in the world
Step-by-step explanation:
Bronze, an alloy of copper and tin, was a hugely important metal during the Shang period. Shang metal workers developed a highly sophisticated method for casting bronze and used it to make ceremonial objects and weapons. Bronze swords and spearheads were stronger than other available metals, giving Shang soldiers an advantage in battle.