In the following group discussion, which technique is freda using to better evaluate an argument? freda: the author makes it sound like first-time offenders are hopeless and should just be locked up. allison: i agree; there's no way to stop bad kids from being bad. freda: it seems like this author is biased because she was a juvenile court judge. a. restating an idea to ensure understanding b. challenging established ideas c. disagreeing respectfully d. holding group members accountable