Many words offer clues to media bias. which word below would mostly likely signal a bias?

The word that would most likely signal bias would be "should". When one uses the word should and one represents the media, this means he's trying to tell the people what is right and what should be done, although as a member of the media one doesn't have this right. 

The london company was an english joint stock company established in 1606 by royal charter by king james i with the purpose of establishing colonial settlements in north america.