Construct a Complete Truth Table for Each of the Following

question 68

Multiple Choice

construct a complete truth table for each of the following propositions. Then, using the truth table, classify each proposition as a tautology, a contingency, or a contradiction.
-(I ⊃ ∼I) ⊃ [I ⊃ (I ⊃ ∼I) ]

• A) Tautology
• B) Contingency
• C) Contradiction

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Definitions:

Long-Term Memory (LTM)

In the three-box model of memory, the memory system involved in the long-term storage of information.

Short-Term Memory (STM)

In the three-box model of memory, a limited-capacity memory system involved in the retention of information for brief periods; it is also used to hold information retrieved from long-term memory for temporary use.

Short-Term Memory

The capacity for holding a small amount of information in mind in an active, readily available state for a short period of time.

George Miller

A cognitive psychologist best known for his theory that the capacity of human memory is approximately seven items, plus or minus two.