What was the economic philosophy of the republican presidents of the 1920s?

Which factor best suggests a cause for the urban problems shown in this table? (3 points) increasing discriminatory housing practices shifting population density gradients over time declining urban renewal efforts by city governments declining basic employment sector in industrial cities increasing gentrification efforts in the inner cities

What major land feature is located at 0* and 20* e? a sahara desert b kalahara desert c congo basin d the alps

What happened to hudsons voyage east across the top of russia ?