You are given the following information about proposed public project : Capital investment $ 8,500,000 Annual (O&M) cost 750,000 Salvage value 1,250,000 Annual benefit 2,150,000 Interest rate 10% Economic life 50 years 10-Based on the above information the present worth f benefit /cost is closest to : BIC-(P.W) Select one: a. 1.0305 b. 2.3385 c. 1.8335 d. 1.3385