The manager of a business is adding a new product line that will require an investment of $102,000. The productie is estimated to generate cash inflows of $25,000 the first year, 23,000 the second year, and $18,000 each year thereafter for ten more years. How much is the Payback period? O a 6 years O b. 4.80 years O c. 5 years Od 5.32 years