Consider the following two projects Project Year 0 Year 1 Year 2 Year 3 Year 4 Cash Flow Cash Flow Cash Flow Cash Flow Cash Flow - 100 40 50 90 N/A -73 30 30 30 30 Discount Rate 0.12 0.12 A B The payback period for project A is closest to: O A. 2.5 years OB. 1.9 years O C. 2.1 years OD. 2.3 years