a$)$ Using the FCFS $($first come, first served$)$ decision rule for sequencing the jobs, the order is $($assume that jobs came in the order in which they are listed in the table$)$:SequenceJob$1$BACD$2$CDAB$3$ADCB$4$CDBAThe average tardiness $($job lateness$)$ for the sequence developed using the FCFS rule $=$ enter your response here$$days $($round your response to two decimal places$).$The average completion time for the sequence developed using the FCFS rule $=$ enter your response here$$days $($round your response to two decimal places$).$The percentage utilization for the sequence developed using the FCFS rule $=$ enter your response here $\%($enter your response as a percentage rounded to two decimal places$).$b$)$ Using the SPT $($shortest processing time$)$ decision rule for sequencing the jobs, the order is $($to resolve a tie, use the order in which the jobs were received$)$:SequenceJob$1$CBAD$2$BACD$3$BACD$4$ACDBThe average tardiness $($job lateness$)$ for the sequence developed using the SPT rule $=$ enter your response here$$days $($round your response to two decimal places$).$The average completion time for the sequence developed using the SPT rule $=$ enter your response here$$days $($round your response to two decimal places$).$The percentage utilization for the sequence developed using the SPT rule $=$ enter your response here $\%($enter your response as a percentage rounded to two decimal places$).$c$)$ Using the EDD $($earliest due date$)$ decision rule for sequencing the jobs, the order is $($to resolve a tie, use the order in which the jobs were received$)$:SequenceJob$1$BCDA$2$DBCA$3$DCBA$4$CABDThe average tardiness $($job lateness$)$ for the sequence developed using the EDD rule $=$ enter your response here$$days $($round your response to two decimal places$).$The average completion time for the sequence developed using the EDD rule $=$ enter your response here$$days $($round your response to two decimal places$).$The percentage utilization for the sequence developed using the EDD rule $=$ enter your response here $\%($enter your response as a percentage rounded to two decimal places$).$d$)$ Using the Critical Ratio $($CR$)$ scheduling rule for sequencing the jobs, the order is:SequenceJob$1$DBCA$2$CADB$3$BACD$4$CDBAThe average tardiness $($job lateness$)$ for the sequence developed using the CR rule $=$ enter your response here$$days $($round your response to two decimal places$).$The average completion time for the sequence developed using the CR rule $=$ enter your response here$$days $($round your response to two decimal places$).$The percentage utilization for the sequence developed using the CR rule $=$ enter your response here $\%($enter your response as a percentage rounded to two decimal places$).$