HELP ASAP PLEASE

What are some positive effects of the “Colombian Exchange”

Which sentence is the best explanation of how food surpluses led to a job specialization during the neolithic revolution

Who was the leader of the black nationalists in the 1920s?

The first map shows colonial powers and their holdings (1945). the second map shows human development worldwide. compare the two maps. what do the maps indicate about regions that gained independence in the second half of the twentieth century? they differ in their development patterns. they are as developed as their colonial powers. they are more developed than their colonial powers. they remain less developed than their colonial powers.