45. The idea of good character sounds old-fashioned and patronizing, but it may be the key to some of our most entrenched social problems. (A) To solve some of our deep-rooted social problems, we may need to resort to the traditional and somewhat condescending idea of good character. (B) To talk about the old but fashionable idea of good character may sound patriotic, but it is the only sure way to solve some of our most cumbersome social problems. (C) The concept of good character may have been there for a long time, but it may be the key to opening the Pandora＇s Box of our society. (D) Good character, though out-dated and rare, may be the only weapon to attack some of our most ingrained social problems.