Answer B boom towns
To start answers C and D make absolutley no sense so they are out of the pictrue leaving us with C and D
Oil wells dont have populations you cant live in or at an oil well however boom towns makes sense for the first characteristic.
You may think Boom Towns doesnt make sense for characteristics 1 and 2 however the phrase boom town was coined during Oklahoma's oil rush.
The awnser is B trust me
The Reformation created division within Europe. In Spain most people were Catholic. In the northern countries most people were Protestant. The Holy Roman Empire was a patchwork of small kingdoms, some Catholic.
No ,because it has to do with religion