The Norton Health Plan used blended rating to develop a premium rate for the Roswell Company, a large employer group. Norton assigned Roswell a credibility factor of 0.7 (or 70%). Norton calculated Roswell’s manual rate to be $200 and its experience claims cost as $180. Norton’s retention charge is $3.This information indicates that Roswell’s blended rate is: A.$186B.$189C.$194D.$197