Suppose a researcher is interested in the effect of model eye color on people's attitudes toward a brand. To test this, the researcher recruits 181 participants and has them each watch an advertisement. Some of the participants watched an ad with a blue-eyed model, some watched an ad with a green-eyed model, and the rest watched an ad with a brown-eyed model

is it Between-participants t-test?

Within Participants ANOVA?

Between-participants ANOVA?

Within participants t-test?

Paired samples t-test?