The invention of the printing press in the 15th century led to the mass production of books, which enabled a wider audience to access information. The printing press's invention had an enormous impact on the dissemination of knowledge. However, the printing press also had a negative effect on society, as it often led to the spread of misinformation and the suppression of dissenting voices.
","stem_html":"Which choice is the most effective way to combine the sentences at the underlined portion so that they are grammatically correct and the meaning of the passage is maintained?
","rationale_html":"Choice C is the best way to combine the sentences because it uses a comma and a coordinating conjunction to link the two independent clauses. Choice A is incorrect because it uses a comma and a nonrestrictive clause, which is not the correct way to combine two independent clauses. Choice B is incorrect because it creates a comma splice: there is no conjunction to connect the two clauses. Choice D is incorrect because it uses a comma and a coordinating conjunction to link the two independent clauses, but the conjunction "but" doesn’t logically connect the ideas in the sentences. It would make more sense to use the conjunction "however" to indicate a contrast between the ideas.
","correct_answer":["C"],"has_media":false,"has_mathml":false,"has_table":false,"source_created_at":null,"source_updated_at":null,"options":[{"label":"A","content_html":"The invention of the printing press in the 15th century led to the mass production of books, enabling a wider audience to access information, which had an enormous impact on the dissemination of knowledge.
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","ord":1},{"label":"C","content_html":"The invention of the printing press in the 15th century led to the mass production of books, and this had an enormous impact on the dissemination of knowledge.
","ord":2},{"label":"D","content_html":"The invention of the printing press in the 15th century led to the mass production of books, and this had an enormous impact on the dissemination of knowledge, but
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