9 8 Clipboard File Sharing 2 31 Actions OR . users.MacBook Air REC END For each of the following cost descriptions, indicate whether the cost is a Variable Cost. Fixed Cost or Mixed Cost Cost Description Variable Cost, Fixed Cost or Mixed Cost [Select) Sales commissions paid to sales associates in a department store > Select) Car sharing membership plus hourly rate to rent car > Select) Cost of fire insurance on a factory Select) Salary of a supervisor in the IT department Select) Monthly rent for storage unit for excess inventory