c
The option that has an error, is the correct option.Option C: The error lies in part (c): 'the multiplication of books'. This term literally refers to the multiplication of books, like cells in living organisms that multiply through reproduction. Books cannot reproduce.(The correction can be 'multiplied number of books'.)Hence option C is the correct option with the error.The other parts (a) and (b) do not have any error in them. They are grammatically correct and are complete in meaning.Hence options A and B are not the right answers.Option D is incorrect because the sentence has an error (c).