Given the following pertinent data for four alternatives, what is the best alternative using the incremental ROR method given MARR=10% | - 190,000 D -331,350 A Initial Cost -200,000 Annual CF, $ +22,000 Life, years 30 B -275,000 +35,000 30 +19500 +42,000 30 30 Alt. A O Alt. B O Alt. C. Alt. D