Answer:
A. By using data to compare the salaries of a college graduate to someone with high school degree
Step-by-step explanation:
The development of data in paragraph two is true due to the fact that, he compared salaries of people with different levels of certificates- college graduate with degree certificates with those with high school certificates. This could be seen in the example of report on those with associate degree earning approximately $53,000 as compared with high school certificate holder earning approximately $36,000