A linguist is arguing that a newly discovered dialect should be classified as a distinct language. The linguist's initial premise is that 'the new dialect shifts the core phonetic boundaries of the original language.' The final conclusion is that 'the new dialect must be classified as a distinct language.'
To make this argument logically valid, a series of sufficient assumptions must be added to form a complete deductive chain. Arrange the following assumptions in the correct logical sequence so that each statement's sufficient condition is established by the necessary condition of the previous step (or the initial premise), ultimately guaranteeing the final conclusion.
- 1Any dialect that shifts the core phonetic boundaries of its original language inevitably prevents mutual intelligibility between different generations of speakers.
- 2Whenever mutual intelligibility between different generations of speakers is prevented, the continuous cultural transmission of linguistic traditions is disrupted.
- 3A disruption in the continuous cultural transmission of linguistic traditions ensures that a dialect fails to preserve the fundamental identity of the original language.
- 4Any dialect that fails to preserve the fundamental identity of its original language must be classified as a distinct language.
Answer
The correct sequence logically chains from the initial premise to the final conclusion by matching each sufficient condition to the preceding necessary condition: Shifting phonetic boundaries -> Prevents mutual intelligibility -> Disrupts cultural transmission -> Fails to preserve identity -> Classified as a distinct language.
The correct logical order effectively maps out a sequence of conditional statements forming a transitive formal logic bridge (A -> B, B -> C, C -> D, D -> E). When placed in this exact sequence, these statements form a complete deductive bridge that perfectly justifies the final conclusion that the dialect must be classified as a distinct language.
Step-by-Step Solution
Key Concept
Bridging formal logic gaps using a chain of sufficient assumptions (transitive property of conditionals).