Diamond Brands manufactures cereals Sander Company has approached Diamond Brands with a proposal to sell the company oatmeal at a price of $15,000. The towing costs are associated with production of oatmeal Drect matenal $10,000 Drect labour $6,000 Manufacturing overhead $8,000 The manufacturing overhead consists of $2,000 of variabile costs with the balance being costs in the space below state which of the following is conect in, b, c or di? Explain why they should make or buy the oatmeal Show all your work. a They should buy the cereal to save $2.000 b. Continue to make the cereal because the incremental cost of buying a $3,000 Buy the cereal to save $3.000 d Continue to make the cereal because the incremental cost of buying a $21,000