Soru

Passage:

The genesis of creole languages has long been a subject of intense theoretical debate within linguistics, primarily because these languages emerged rapidly in plantation colonies where diverse groups of enslaved people were forced to communicate without a shared native tongue. When these linguistically heterogeneous populations were thrown together, they initially developed pidgins—simplified contact languages with limited vocabularies and negligible grammar. Within a single generation, however, the children of these pidgin speakers developed fully formed creoles, exhibiting complex syntactical structures and grammatical rules absent from the precursor pidgins. How this rapid grammaticalization occurred remains the central question of creole studies.

In the 1980s, linguist Derek Bickerton proposed the Language Bioprogram Hypothesis (LBH) to explain this phenomenon. Bickerton argued that the input available to children acquiring a pidgin is vastly insufficient to allow for the induction of complex grammar. Therefore, he posited, children must draw upon an innate, biologically specified "bioprogram" for language—a default neurological template for human syntax. According to the LBH, the striking structural similarities observed among geographically isolated creoles—such as analogous rules for expressing tense, mood, and aspect—are the direct manifestation of this universal cognitive blueprint, untainted by the complex idiosyncratic histories that characterize older languages. Bickerton maintained that the grammatical innovations in creoles are generated internally by the child's innate language faculty, rather than inherited from the linguistic environment.

Conversely, proponents of the substrate hypothesis challenge the LBH by emphasizing the enduring influence of the native languages originally spoken by the enslaved populations—languages referred to as the "substrate." Substratists argue that while the vocabulary of a creole is predominantly drawn from the language of the colonizers (the "superstrate"), the underlying grammatical structures often trace back to the substrate languages. Recent comparative studies utilizing advanced statistical modeling have provided empirical support for this view, demonstrating significant syntactic parallels between Atlantic creoles and specific West African languages. Furthermore, substratists contend that the purportedly rapid transition from pidgin to creole often took much longer than a single generation, allowing for gradual grammatical negotiation and stabilization among adults, rather than sudden, internally driven innovation by children.

While the LBH elegantly accounts for cross-creole similarities through cognitive universals, it struggles to explain the documented grammatical variations between creoles that have different substrate backgrounds. Today, many linguists advocate for a synthesized model, acknowledging that while innate cognitive constraints undoubtedly shape language acquisition, the specific syntactical features of creoles are profoundly shaped by the demographic and linguistic realities of their ancestral speakers.

According to the passage, the Language Bioprogram Hypothesis asserts that the structural similarities found among geographically isolated creole languages are the result of which of the following?