A Researcher Is Working on a Project That Involves Studying

A researcher is working on a project that involves studying the psyche of people living in the largest slum in the world-Khayelitsha, Cape Town. She wants to understand their family dynamics, what they do for living, and what effect the unhygienic, cramped living space has on their mental and physical well-being. In this scenario, which of the following statements is true?

A) The researcher wants to see how people "act like animals" when under stress.
B) The researcher wants to understand the psyche of the people living in the slum.
C) The researcher wants to validate the theory of evolution proposed by Darwin.
D) The researcher wants to see how natural selection works in pathogen-infested areas.