Business Accounting questions. Thank you for your help!

For the following costs below in 1) to 3), choose one of the following to best describe the type of cost it is. A) Product cost - direct material B) Product cost - direct labor C) Product cost-manufacturing overhead D) Period cost-selling and marketing E) Period cost - administrative 1) Property taxes, factory 2) Salespersons' commissions 3) Wages of workers assembling computers