Avoter would like to use evidence to determine whether an advertisement promoting a presidential candidate is credible. which of the following actions would best her achieve this goal?

a. look at the candidate's official website to learn more about him or her
b. determine whether the ad was a primary source or secondary source
c. read blog posts created by her friends and family members
d. search for several different journal articles about the candidate

D. Search for several different journal articles about the candidate

Explanation:

In order to see if information from a candidate is true or not, you just have to search different journals and news about that candidate, try and check the most different sources since some media are right-biases or left biased, that´s why you have to search both sides of the news and all the different credible sources that are at your disposal.

i think they came to washington to protest

b. the 200th birthday of the united states