What Would a Social Scientist Find Useful About NAEP Data

What would a social scientist find useful about NAEP data?

A) It allows social scientists to see how students in the United States compare with students in other industrialized nations.
B) It allows social scientists to see how the performance of students in the United States has improved or worsened over multiple generations.
C) NAEP tracks the academic and career achievements of students who completed apprenticeships and students who did not.
D) NAEP has tracked the performance of one cohort (group of individuals) in the United States for more than 50 years.