Part A: Identify Nigeria and South Africa’s natural resources and what they produce. (2pts) Part B: Explain the effect each country’s natural resources have on their economies. (3pts) Part C: Compare and contrast the difference in the value of each country’s resources and the effect on the economies. (5pts)

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.