1 “... that will be answered in this work in this: Is there a difference in the quality of life in Canada and the United States...”

2 “... that will be answered in this work is this: Is there a difference in the quality of life in Canada and the United States...”

3 “... that will be answered in this work is this: Is there a difference in the quality of life in Canada and the United States...”

4 “... that will be answered in this work is this: Is there a difference in the quality of life in Canada and the United States...”