Answer:
12 years is the answer good luck sit
Answer:
A process known as subduction
Explanation:
D. Describe how it looks
Archaeology is the study of human history using material remains. Archaeologists excavate and study features and artifacts, like this clay sculpture
events that occurred in the 20th century that were mainly because of the wars were the fall of four major monarchies (Russian, Austrian/Hungarian, German and Turkish) and conflicts in alliances (world war 1). and a huge event that occurred in the 20th century was the great depression.
sorry i didn't include all of it, that's as much as i could remember haha, hope this helped at least a little!