1. a ⊃ B

question 297

Multiple Choice

1. A ⊃ B
2. B ⊃ (C ⊃ D)
3. A • C
4. ∼D
-Which of the following propositions is derivable from the given premises using the rules available through section 3.5 (MP, MT, DS, HS, Add, Conj, Simp, CD, DM, Dist, Assoc, Com, DN, Cont, Impl, Equiv, Exp, Taut) ?

• A) ∼A
• B) ∼B
• C) ∼C
• D) All of the above
• E) None of the above

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Definitions:

Nutrients

Essential chemicals needed by organisms to grow and function properly, often required in small amounts and obtained from the environment or diet.

Gradual Change

A process or development that occurs slowly over time.

Climate Change

A long-term alteration in temperature and typical weather patterns in a place, largely attributed to human activities such as fossil fuel combustion.

Drought

A prolonged period of abnormally low rainfall, leading to a shortage of water.