Knowledge of iron metallurgy this african tribe to migrate throughout the continent.
bantu
swahili
zulu
khiosan

Many archaeologists believe that the Bantu expansion was caused by a development of agriculture, and the use of iron, which permitted new ecological zones to be exploited, therefore helping those people to migrate.

So the correct answer can only be:

Bantu

britian is way too advanced for me my good luck

george calvert wanted maryland to be a colony where could live safely. because georgia's founders wanted a colony of small farms rather than large plantations, they originally banned under british law in the 1700s, people who owed money could be