Edward Is Currently in the Second Grade

question 138

Multiple Choice

Edward is currently in the second grade. According to Piaget, Edward is in the ________ stage of cognitive development.

• A)sensorimotor
• B)preoperational
• C)concrete operational
• D)formal operational

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Definitions:

Biconditional

A logical relation between statements where both are either simultaneously true or simultaneously false.

Tautology

A statement that is true by virtue of its logical form alone, and is redundant or self-evident.

Main Component

The most important or central part of something which is essential to its operation or understanding.

Truth Table

A mathematical table used in logic to compute the functional values of logical expressions on each of their functional arguments.