1 P ⊃ ∼Q
2 $\lor$ ∼∼Q
3 R ⊃ S
4

question 51

Multiple Choice

1. P ⊃ ∼Q
2. R $\lor$ ∼∼Q
3. R ⊃ S
4. ∼S
-Which of the following propositions is an immediate (one-step) consequence in PL of the given premises?

• A) R
• B) S
• C) P ⊃ ∼R
• D) ∼R
• E) P

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Definitions:

Heating System

A mechanism in buildings used to maintain a comfortable temperature by generating and distributing heat.

Qualities

Distinctive characteristics or attributes of a person or thing that define their nature or behavior.

Origins

The point or place where something begins, arises, or is derived, often used in discussions of historical, cultural, or evolutionary backgrounds.

Identity

The distinguishing character or personality of an individual, group, or entity, often shaped by personal choices and social interactions.