Doris purchases a ski cabin in Montana during the current year. She hires a real estate management

Question:

Doris purchases a ski cabin in Montana during the current year. She hires a real estate management company to rent out the cabin on a daily basis. The real estate management company tells Doris to expect an average of 70 rental days per year. Doris intends to use the cabin for her vacation 3 weeks during the year.