Mass T$\text{'}$s is planning a product layout for a new product. The production line will operate for eight hours daily to achieve a daily target of $200$ t$-$shirts. The specific tasks required to produce a t$-$shirt are outlined in the accompanying table. Using four $(4)$ workstations and a cycle time of $144$ seconds each, what is the assembly line's efficiency?

Task

Predecessor

Time $($seconds$)$

A

$-$

$100$

B

A

$72$

C

$-$

$52$

D

$-$

$44$

E

B$,$ D

$140$

F

C$,$ E

$60$