Astudent was studying the political party preferences of a university's student population. the survey instrument asked students to identify their political preference, for example, democrat, republican, libertarian, or another party. the best way to illustrate the frequencies for each political preference is a

Base on the description above, the best way to illustrate the frequencies for each political preference is a bar chart. It is more appropriate and more organized to use the bar chart because this is used in presenting a categorical data in which is appropriate as the survey instrument requires of identifying the political preference and by that, using the bar chart could help the researchers in tabulating the data in a more organized manner.

the answer is d.index

answer; the federal reserve system;