In the U.S. since 1960:A)both the average educational level and the relative qua

In the U.S. since 1960:A)both the average educational level and the relative quality ofeducation have increasedB)both the average educational level and the relative quality ofeducation have declinedC)the average educational level has increased but the relativequality of education has declinedD)the average educational level has declined but the relativequality of education has improvedFeedback: There has been a substantial increase in the percentageof the population completing both high school and college. Howeveraverage scores on standardized tests have declined and there isevidence of inadequate math and science training particularlyrelative to other countries.