Jefferson Manufacturing machines parts for assembly in air compressors. The process is shown below. a. Where is the bottleneck workstation? Round your answer to two decimal places. The bottleneck is with the throughput rate of parts/hour. b. What is the longest throughput time for the entire work cell? Round your answer to the nearest whole number. minutes , since the bottleneck workstation throughput rate of parts/week is than the demand. d. Where should the operations manager spend his or her firm's improvement funds? At