It was first celebrated in Canada, in 1882. It was brought to the US by the travelers from Canada and it became a national holiday in Canada in 1894.
D: The United States was meant to stretch from the Atlantic ocean to the Pacific ocean
Answer: Self-reported health
Explanation:
The self reported heath is also known as the self rated health which indicated the perceived heath condition and highlighted all the disparities by considering the population. It helps us to improve the quality of life.
According to the given question, the research indicating that if the people are in good mood the they have higher self reported health by considering themselves less vulnerable in terms of future illness as compared to people who are in bad moods.
Therefore, Self-reported health is the correct answer.