Which sentence contains an element of bias?

research shows that eating fruits and vegetables reduces a person’s risk of heart disease.
fruits and vegetables contain a variety of vitamins and minerals that are essential to a healthy diet.
most fruits and vegetables are low in calories, making them a healthy and delicious part of any diet.
studies show that eating whole fruits and vegetables is healthier than drinking juice, which often has added sugar.

Read the excerpt from “take the tortillas out of your poetry.” i do not believe we should have to leave out the crucial elements of our language and culture to contribute to american literature, but, unfortunately, this is a conclusion i am forced to reach. i have been writing for a quarter century, and have been a published author for eighteen years. as a writer, i was part of the chicano movement which created a new literature in this country. which type of rhetoric is used most in the excerpt to convince readers that anaya’s conclusion is accurate? an appeal based on emotion an appeal based on logic an appeal based on the author’s character an appeal based on the author’s feelings