Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

(26) _____ in technology have made a lot of changes to our everyday lifestyles, but one of the biggest has got to be how we read books. Since the invention of the e-book, there has been a significant change to our reading habits. Given the choice between taking a couple of heavy paperbacks on holiday or an e-book device like a Kindle, most of us, including our parents and grandparents, would unsurprisingly opt (27) _____ Kindle.
But what would our lives be like with no books at all? It's a (28) _____ question. Some educational specialists are making predictions that in the future we won't even see books in classrooms - everything will be done online! (29) _ _ of the idea of getting rid of books say that there will always be a need for paper based versions of materials. (30) _____, to be realistic, we have to accept that there is a remote chance that in a decade's time, schools and classrooms will be book-free! What do you think of that?