Please help! Fill in the blank with correct answer...

During the 1) _____ Era, humans left the continent of 2) ______ and spread across the globe. They were 3) ______ , which means they moved from place to place in search of food. They survived by tracking game and collecting plants and berries, a practice called 4) _______ .

1) Paleolithic
Neolithic
Migration
2) Europe
Africa
North America
3) Nomads
Homo Sapiens
Hominids
4) Migration
Hunting and gathering
Pastoralism