Jamison Day Consultants has been entrusted with the task of evaluating a business plan that has been divided into four sections-marketing, finance, operations, and human resources. Chris, Steve, Juana, and Rebecca form the evaluation team. Each of them has expertise in a certain field and tends to finish that section faster. The estimated times taken by each team member for each section have been outlined in the table below. Further information states that each of these individuals is paid $90/ hour. a) The optimal assignment of the function to a team member that minimizes the cost is: b) The cumulative cost of the optimal assignment of a function to each member =$ (round your response to two decimal places)