Examlex
An infant exhibiting typical physical maturation should be able to begin crawling by the age of:
Family Patterns
The recurring structures and dynamics present within families, including roles, relationships, and interactions among family members.
World War II
A global conflict that lasted from 1939 to 1945, involving most of the world's nations and resulting in significant shifts in power and the creation of the United Nations.
Marriage Rates
The statistical measure of the number of marriages per unit of population within a specified time frame.
Divorce Rates
A statistical measure that shows the number of divorces that occur in a given population during a specified period.
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