Johnson and Johnson (2003)put Children Grades One to Nine Through

Johnson and Johnson (2003) put children grades one to nine through about a dozen of conflict resolution training in six schools.They found that

A) the result was a more peaceful student community with increased academic achievement.
B) when implemented with a whole student body,there was no difference in the students' daily conflicts.
C) the conflicts continued because the students did not trust the researchers.
D) conflicts over possessions increased.