the answer is c I just did the test and got it right
Answer:
c. external failure costs
Explanation
External failure costs are those costs incurred due to product failures after they have been sold and used by the customers to which such product are sold too. Although there are insurance policy ready to cater for this kind of loss incurred. The insurance Policy is called "Product Liability Insurance"
Answer:
Closing cost
Explanation:
b. bargaining power of customers
c. threat of substitute products
d. bargaining power of suppliers