Regions bank is debating between two the purchase of two software systems; the initial costs and annual savings of which are listed below. Most of the directors are convinced that given the short lifespan of software technology, the best way to decide between the two options is on the basis of a payback period of 2 years or less. Enter the payback period of the option that should be purchased. Software Year Option A PVCF@10% Software Option B PVCF@10% 0 $ ($1,875,000) ($2,000,000) (1,875,000.00) $ (2,000,000.00) $1,050,000 $954,545.45 1,250,000 $1,136,363.64 2 $900,000 $743,801.65 $800,000 $661,157.02 3 $450,000 $338,091.66 $600,000 $450,788.88 4 -$230,000 $157,093.09 $5,000,000,000 $3,756,574,005