An assembly line currently has five workstations, and the time required for each is shown below. a. What is the efficiency of the current process? Hint: Identify the bottleneck workstation. b. Customer demand is 80 units per hour. What is the hourly production rate of the current process? c. What does the takt time need to be able to meet demand? What is the efficiency of the-current process? Hint: Identify the bottleneck workstation. Note: Round your answer to 1 decimal place