Which sentence from the passage best supports the idea that writers contribute to the invention of new things? A. Oftentimes when we think of inventors, we think of scientists, laboratories, and experiments. B. No one had ever seen an electronic book reader like the Kindle before it was invented in 2007. C. Instead, people read what he calls "optons," or "crystals with recorded contents." D. Thus, many inventions take shape not in a laboratory but in the pages of a book.