The expansion of the sahara four thousand years ago forced what group to migrate across africa, spreading iron technology as they went?

a. egyptians
b. bantu
c. scythians
d. aryans

What are some incentives that parties have to carry out their campaign promises?

Which of the following associations is incorrect? a. franklin d. roosevelt-social security b. theodore roosevelt- conservation of natural resources c. franklin d. roosevelt- the panama canal d. theodore roosevelt-the russo-japanese war

What does this population pyramid indicate about denmark's recent population growth? a. it is relatively stable. b. it is rapidly shrinking. c. it is extremely unstable. d. it is rapidly expanding.