Answer: b) industrialization and urbanization.
Step-by-step explanation:
Systematic study based on the society's behavior and thinking researches about people's behavior and response in a society along with the interaction and attitude they persist.
In nineteenth century ,growth of cities and business lead the urbanization and industrialization rapidly.This made their focus drag towards the behavior and thought of people of the society. It made them understand about society's change in behavioral pattern and their attitude towards employment, life, area of living etc.
Other option are incorrect because economic conditions, religious factors and humanities or art-life life did not provoke the study of behavior pattern.Thus, the correct option is option(b).