8which of the statements about line-balancing is trueaif a

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8. Which of the statements about line-balancing is true?

a. if a precedence relationship exists between tasks A and B, they cannot be assigned to the same work station.

b. if a line's balance delay factor is maximized, its efficiency is maximized.

c. the theoretical minimum number of work stations can never be achieved, hence the name "theoretical".

d. if the cycle time is reduced, productivity will increase.

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