Find the domain of the vector function 
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Definitions:
Semi-Industrialized Countries
Nations that are in a transitional phase from agricultural-based economies to more industrialized economies, though not yet fully industrialized.
Urbanization
The process by which cities grow or people move from rural to urban areas, leading to city expansion and socio-economic changes.
Sex Ratio
The ratio of women to men in a geographical area.
Nutrition
Nutrition involves the intake of food, considered in relation to the body’s dietary needs, to sustain health, energy, and overall well-being.
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