Answer:
Islamic spread through military conquest trade pilgrimage and missionaries
Explanation:
and Muslim force conquered vast territories and built imperial structure over time
Answer:
3.5 billion years ago
Explanation:
The reason for why it is 3.5 billion years ago, is because scientists have found evidence of fossils that are carbon dated to at least 3.5 billion years ago. Pretty crazy, right?
Have a splendid day, and remember. Knowledge is power!