Answer:
the missing word is intellectual development
Explanation:
Binet and Simon assumed that children generally follow the same path of intellectual development, so their primary goal in creating an assessment was to compare the mental abilities of an individual child with the mental abilities of other children in the same age category.
intellectual development means the growth of a child's ability to think and reason. It's also about how they organize their minds, ideas and thoughts to make sense of the world they live in for example how they begin to reason and argue, uses words like why and because.
The 3Rs by Russell and Burch are known to be the "alternative methods" to improve the treatment of laboratory animals, at the same time to advance the quality of science that uses animals for studies.
The 3Rs are Replacement, Reduction, and Refinement. Replacement is defined as minimizing the pain and suffering of the animals used in research. Reduction is for reducing the number of animals being used, and using healthier animals. Replacement is using alternative to animals such as tissue cultures and computer models.
The sentence that best describes the effect of the Articles of Confederation on the government would be that it granted sovereignty to each state.
