Explanations Are Good Just in Case Understanding Is Increased

question 262

Multiple Choice

Explanations are good just in case understanding is increased. Understanding is not increased if, and only if, explanations are empirical deductions. So, explanations are good if, and only if, they are not logical deductions.
-Which of the following propositions is not derivable from the given premises using any of the twenty-five rules of PL and either the direct or conditional methods of proof?

• A) ∼D ⊃ ∼E
• B) D ≡ ∼E
• C) E ⊃ ∼D
• D) ∼D ≡ E
• E) D ⊃ ∼E

---

Definitions:

Horizontal

Relating to or situated at the same level in a hierarchy, often implying equal status or the absence of a hierarchical structure.

Unitary

Pertaining to a single entity or element; uniform.

Creativity Process

The sequence of thoughts and actions that lead to the generation of new and original ideas, concepts, or solutions.

Steps

Sequential actions or procedures followed in order to achieve a specific goal or complete a process.