13 Search engines are good at matching words across websites but have struggled with nuance to answer questionsin everyday language.
(A)Matching words across websites makes it difficult for search engines to provide detailed answers.
(B)Subtle differences among daily usage make it difficult for search engines to provide answers to users.
(C)Although search engines can find answers, users may not know how to match the exact wording acrosswebsites.
(D)Although worldwide users function in many languages, search engines can provide answers accurately in onlyone language.