Step 1: Analyze the definition provided in the question.
Step 1: The question asks for a term that describes harmony and integration at three levels: within the individual (personal), between individuals (interpersonal/societal), and with the surrounding world (environmental).
Step 2: Evaluate the options against the definition.
Step 2:
Physical Dimension: Relates to the body's functioning and mechanics. It does not cover societal or environmental integration.
Mental Dimension: Refers to cognitive and emotional well-being. While it involves internal harmony, it doesn't fully encompass the relationship with society and the world.
Social Dimension: This dimension specifically concerns an individual's ability to form satisfying relationships with others and to adapt to social situations. It inherently includes harmony with other members of society and integration within a community and environment. This perfectly matches the definition.
Emotional Dimension: Pertains to recognizing and expressing feelings. It is a component of mental health but not as broad as the social dimension described.
Step 3: Conclude the correct answer.
Step 3: The concept of harmony and integration with society and the world is the core of the Social Dimension of Health.