Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.
Cecily is worried that, with all the recent innovations in computing, her five-year-old laptop and its software will soon be ——-.
Choice (B) is correct. The nearest wrong answer is (A). If you look at the logical signposts, it shows a “cause-effect” relationship in the sentence. Cecily is worried about what – that innovations will ensure her old computer is no longer useful.