Determine the residency status for the following individual for the 2020 taxation year. Indicate what components of their income would be subject to Part 1 tax in Canada, either as a resident or non-resident, in 2020. Explain your conclusion (ignore international tax treaties in your answer):

Sarah Sloan is a U.S. citizen who lives in Detroit, Michigan. During 2020 she is employed five days per week in Windsor, Ontario. She commutes to Windsor on a daily basis. Her 2020 Salary is $86,000 (CANADIAN). In addition, she has $900 (Canadian) of interest on a savings account with a Detroit Bank.