I am c. Shaun White.
I am from California and I competed for the US in Snowboarding the in the Winter Games and in Skateboarding in the Summer Games.
I’m pretty sure the answer is railways... but you may want to look it up
Many advances in metallurgy and tool making were made across the entirety of ancient Africa. These include steam engines, metal chisels and saws, copper and iron tools and weapons, nails, glue, carbon steel and bronze weapons and art
Answer:
id say empire :3
Explanation:
hope this helps! ive been learning abt this is social studies :D