Consider the following tree diagrams: 
Which of these trees is considered to be balanced?
Definitions:
Social Class
A division of a society based on social and economic status, affecting access to resources and opportunities.
Sample Size
The number of subjects or observations included in a sample selected from a population for the purpose of a statistical study.
Confidence Interval
An interval of values within which there is a given level of confidence (e.g., 95%) where the population value lies.
Increased Accuracy
The enhancement of precision or correctness in measurement, observation, or analysis.
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