X= eight million people
Y= enrollment of the nationâ€™s four-year colleges and universities.
x and Y need to be ||.
A and D are clearly out since X and Y are not ||. Meaning of B and C is awakward.
To compare numbers, as many as make sense hence E.
According to a study by the Carnegie Foundation for the Advancement of Teaching, companies in the United States are providing job training and general education for nearly eight million people, about equivalent to the enrollment of the nationâ€™s four-year colleges and universities.
(A) equivalent to the enrollment of
(B) the equivalent of those enrolled in
(C) equal to those who are enrolled in
(D) as many as the enrollment of
(E) as many as are enrolled in
Kindly mention the explanation. Thanks before hand.