Answer: Survey
Explanation:
Survey is defined as research and study process in which information and data is collected on certain subject through analysis,questioning, interviews , research etc. Survey is conducted with a sample which represent that larger population or factors for knowing opinion, votes, ideas or thoughts of people.
According to the question, survey can be conducted for knowing about thought and behavior of people towards working women outside home who are married and have children. Survey can be doen with sample people for their views about the condition.