The correct answer is that Roger will do the same things that the other participants in the yoga class did as well. This influence is known as Normative Social Influence.
Normative Influence is known as a sort of social impact prompting congruity. It is characterized in social brain research as "the impact of other individuals that leads us to adjust with a specific end goal to be loved and acknowledged by them
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.
Correct answer
Dopamine
This neurotransmitter makes one feel happy such as when one is rewarded. It is therefore responsible for addiction and motor behaviors. <span />