A different social network (XYZ) would also like to know if they could alter the emotional state of their users. Unlike Facebook, who wanted to know if more positive or negative comments in their New Feeds would impact how the user updated their own page, XYZ would like to know if different types of smells could impact how the user updated their own page. (Digital scent technology is in its infancy now but XYZ believes that as it develops there will be more interest in online scent marketing).
You have been asked to do the research for them but they do not want to be accused of being unethical. They have asked you to do a Research Design so they can examine it before you begin your research. They do not want you to start the research until they approve the Research Design.