What nation invaded songhai and brought an end to the kingdoms of west africa

In the years after world war ii, which of the following caused many people from asian and african countries to migrate to europe? a. the end of the soviet union b. new economic opportunities after colonialism ended c. the religious freedom found in europe d. new laws allowing greater numbers of immigrants into european countries

Which of the following is not critical in decision making? a. taking action independentlyb. considering internal factorsc. considering external factorsd. considering decision consequences

Hurricane katrina is arguably an effect : a. an increase of living creatures and crowded habitats b. environmentalism c. global climate change d. unforseen factors