Prehistory.
Because people did not have any form of writing or written language nothing in that time could be recorded or documented.
isn't it all?? but i guess its C
I believe its the Persian Gulf
Answer:
Yes
Explanation:
Migration may lead to an improvement in income distribution because labor exodus may generate tight labor market conditions in supplying areas, resulting in increased wages of rural workers. The evidence of Pakistan tended to support this.
The theory that explains the causes of earthquakes and volcanoes is plate tectonics
.