Proposition 1G Given the Following Proposition

question 248

Multiple Choice

Proposition 1G
Given the following proposition:
[(A ≡ X) ∨ (Y ⊃ ∼ B) ] ⊃ ∼[(X ∨ B) • (A • Y) ]
-In Proposition 1G, the main operator is a:

• A) Dot.
• B) Tilde.
• C) Horseshoe.
• D) Triple bar.
• E) Wedge.

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Definitions:

DSM-IV

The Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, which is a guide used by healthcare professionals to diagnose mental disorders.

Axes

Plural form of axis; referring to the imaginary lines around which objects rotate or the lines used to reference points or directions in geometry or graphs.

Behavior Therapists

Healthcare professionals who specialize in treating mental health disorders by focusing on modifying negative behaviors through various therapeutic techniques such as conditioning.

Human Behavior

The range of actions and mannerisms exhibited by humans in conjunction with their environment, social structures, and culture.