Cohen and Colleagues Conducted Research in Which, at the Beginning

Cohen and colleagues conducted research in which, at the beginning of middle school, minority students were asked to write about their most important values.What was the result of this intervention?

A) Students began to show an incremental theory of intelligence.
B) Students whose values were unrelated to academics saw their grades decline.
C) Students' grades improved over the subsequent years.
D) Students reported better social relationships but not improved grades.