Using the assembly$-$line balancing procedure, which of the following is the required cycle time in

minutes if the task times for the seven tasks that make up the assembly line are $7,5,6,6,5,7,$ and $6$

minutes, and the assembly line is required to produce $200$ products?

a$.7$

b$.6$

c$.$ Cannot be determined from the information above

d$.4\mathrm{.}76$

e$.8$