Mark the letter A, B, C, or D on your answer sheet to indicate the best arrangement of utterances or sentences to make a meaningful exchange or text in each of the following questions from 13 to 17.

a. Although numbers changed slightly in the middle period, by 2015, both groups had returned to nearly the same unemployment rates as in 1990, with 14% for non-graduates and 10% for graduates.
b. The line graph illustrates the unemployment trends among recent graduates and non-graduates aged 21 to 30 between 1990 and 2015.
c. At all times, the number of unemployed non-graduates was higher than that of recent graduates.
d. Throughout the period, there were fluctuations in both groups, with a decline followed by an increase.
e. From 1990 to 2000, unemployment decreased, with a slight drop in the early years and a more significant decline towards 2000.