12. Sharon: Watch out, Hank! The light just turned red! Hank: Sorry, I was checking my LINE messages. Sharon: 　　　　　　　 It’s very dangerous to use smartphones while walking. Hank: All right. I won’t do that anymore.(A) You have a new message. (B) You are always on your phone.(C) Today is not my day. (D) Every cloud has a silver lining.