For each unrelated situation below, determine the Canadian residency status during each of the year(s) involved and indicate the tax implications for each person. Q3-1: Mr. A, an American residing in the United States, was temporarily employed in Canada for the period May 2, 2020 to November 30, 2020. He lived in Canada during this entire period. Q3-2: Mr. B, an American residing in the United States, was temporarily employed in Canada for the period August 30, 2019 to May 31, 2020. He lived in Canada during this entire period. Q3-3: John, who was born and raised in Vancouver, left Canada with his spouse and children on July 15, 2020 to live and work in Detroit, USA.