HELLO CAN SOME ONE PLEASE ANSWER THIS NO LINKS YOU WILL BE REPORTED
How did the climate or geography of North Africa change between 10,000 B.C. and 1000 B.C.?

1: rainfall gradually diminished and areas that were once grassy and forested became deserts

2: rainfall gradually increased and desert areas eventually became rain forests

3: the climate cooled and many tropical areas experienced freezing temperatures for the first time

4: volcanic activity turned much of the area into lava fields where few life-forms could survive