What advise would you give to the user?

A user is planning to setup infrastructure on AWS for the Christmas sales. The user is planning to use Auto Scaling based on the schedule for proactive scaling.

What advise would you give to the user?
A . It is good to schedule now because if the user forgets later on it will not scale up
B . The scaling should be setup only one week before Christmas
C . Wait till end of November before scheduling the activity
D . It is not advisable to use scheduled based scaling

Answer: C