The Northern Ring Company manufactures 2,000 telephones per year. The full manufacturing costs per telephone are as follows: Direct materials $ 2 Direct labor 8 Variable manufacturing overhead 6 Average fixed manufacturing overhead 6 Total $22 The Texas Ring Company has offered to sell Northern Ring Company 2,000 telephones for $15 per unit. If Northern Ring Company accepts the offer, $10,000 of fixed overhead will be eliminated. Northern Ring should: Select one: A. Buy the telephones; the savings is $12,000 B. Make the telephones; the savings is $2,000 C. Buy the telephones; the savings is $24,000 D. Make the telephones; the savings is $12,000