Concept:A logical paragraph should start with a general introduction, followed by specific observations, then the conclusion drawn from them, and finally the lasting impact.
Explanation:Sentence 2 introduces the Galápagos Islands and Darwin’s theory.
Sentence 4 describes Darwin’s specific finch observations.
Sentence 3 explains how those observations led to natural selection.
Sentence 1 concludes with Darwin’s book, On the Origin of Species.
Thus, the correct order is 2 → 4 → 3 → 1.
Answer:Option C (
2−4−3−1) is correct.