four elements that always obey the octet rule

Consider the following statements: struct supplierType {string name; int supplierID;}; struct applianceType {supplierType supplier; string modelNo; double cost;}; applianceType applianceList[25]; Which of the following statements correctly initializes the cost of each appliance to 0? a applianceList.cost[25] = 0; b. applianceList.cost = 0; c for (int j = 0; j