In His Research,educator Robert Slavin Determined That Among Fourth Graders

In his research,educator Robert Slavin determined that among fourth graders __________.

A) whose parents graduated from college,70 percent were reading at or above the basic level
B) whose parents were high school dropouts,32 percent were reading at or above the basic level
C) whose homes had magazines,newspapers,encyclopedias,and at least 25 books,about 70 percent scored at or above the basic level
D) All of the above
E) None of the above