6-76. Selma owns a beach cottage that she rents to tourists. In the current year she rented the cottage for 90 days. What is the maximum number of days Selma can use the cottage before her expense deduction will be limited to her gross rental income? a. 0 days b.9 days c. 14 days d. 18 days 6-77. Selma owns a beach cottage that she rents to tourists. In the current year she rented the cottage for 180 days. What is the maximum number of days Selma can use the cottage before her expense deduction will be limited to her gross rental income? a. 0 days b.9 days c. 14 days d. 18 days