After an extensive product analysis using group technology, Leon Bazil has identified a product he believes should be$$pulled out of his process facility and handled in an assembly line. Leon$$has identified the following five tasks as necessary for the work cell.$$The customer expects delivery of $80$ units in a $8$ hour workday $($Hint: Convert hours to minutes$)$a$)$ What is the cycle time?b$)$ What is the total operational time for the complete process of one unitc$)$ What is the minimum number of workstations?d$)$ Draw the precedence diagram

Here is the data set provided:

Operation Task Time $($minutes$)$ Immediate Predecessors

A $5-$

B $6$ A

C $4$ B

D $2$ B

E $6$ C$,$D