Austria-Hungarian became two separate countries.
Explanation:
gautam buddha(siddhartha gautam)
hope this helps
I believe B is the answer but you can go look in a dictionary to answer this question
Answer:
The study of cities in the 1920s and 1930s by sociologist was done through the approach of urban ecology
Explanation:
urban ecology as seen in sociology: is the study of community structures and settlements as can be found in cities and densely populated settlements hence sociologists interested in urban life had to use this approach