中国大学MOOC: The municipal government has entrusted Green Pioneer Organization (GPO)of your university to conduct a research about air fresheners and how airfresheners effect people’s health as a prelude to regulating the airfreshener market. As one of the leading members in GPO, you are appointed asthe project manager of this research. Now you are organizing research questionsfor your team members. Here below are some general topics related to airfresheners. Which ones do you think are appropriate aspects to be included inyour research?1. a definition of air fresheners