Which of the following statements on timelines is incorrect?

a

Timelines for marketing outcomes can be both specific and flexible, depending on the outcome.

b

The timeline to lower prices for non$-$seasonal items can be flexible.

c

Timelines for marketing outcomes should involve short$-$term milestones to reach the long$-$term goal.

d

It is ideal to address timeline deviations at the end of the year, so it can be done in a comprehensive manner