When a Child Can Declare That a Ball of Clay

question 21

Multiple Choice

When a child can declare that a ball of clay that has been observed being transformed into a rope can be transformed back to a ball, that child has gained the cognitive operation of​

• A) ​transivity.
• B) ​conservation.
• C) ​seriation.
• D) ​reversability.

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Definitions:

Inelastic Demand

A situation where the demand for a good or service does not significantly change in response to price changes.

Total Expenditures

The overall amount spent on goods and services.

Utility Function

A mathematical representation of how individual preferences are aggregated to represent satisfaction or utility from consuming goods and services.

Marginal Utility

The additional satisfaction or benefit received by consuming one more unit of a good or service.