Answer: This is an example of using existing data.
Explanation:
The optione are:
a.correlational data
b. qualitative data
c. interview data
d. existing data
Tammy is using existing data to make research on percentage of individuals who have contracted sexually transmitted diseases (STDs).
Existing data are data collected from existing reports, surveys, analysis, technical records etc., Instead of using the main source.
Most cultures had written tablets, writings, papers, etc that had dates and those were kept somewhere safe so we have it now and authors write them in textbooks that historians read
Today Presidents or Presidental Candidates or President- Elects can choose whom ever they want as Vice President. But back then you couldn't. I think back then, there were more qualifications than today.
<span>The temples were called Ziggurats!</span>
I think it can not, because a hawk, is a bird, and a snake is a reptile.
Hope that helps!
=)