If the required return is 12%, what is the discounted payback period for the following cash flows? Year 0 1 2 3 4 Cash Flow -$8,000 $7,000 $7,500 $8,000 $8,500 A) 1.75 years B) 2 years C) 1.29 years D) 1. 5 years E) 1.3 years