I am pretty sure that the answer that goes in the blank is <em><u>need</u></em>
It's sociology.
Sociology is the study of social problems.
The study of the development, structure, functioning of human society and the relationships between people is called sociology and its main goal is to discover the truth according to Max Weber, a German sociologist whose ideas greatly influenced social research and theory.
Answer:
mild
Explanation:
Intellectual disability means intellectual level and functioning is not proper working. There are four different level of mental disability mild, moderate, sever and profound. So louis is mild intellectual disable. Mild level person unable to do normal day jobs, to solve complex problem or to learn new skills and information according to required age. It is neuro development mental disorder in which person mind delay adoptive functioning.