Which automation feature can help NTO accomplish this goal?

Northern Trail Outfitters (NTO) has a drop-down legacy UX. NTO is now looking to replace it with a personalized UX so that the right recommend .. available to the right people at the right time.

Which automation feature can help NTO accomplish this goal?
A . Einstein Next Best Action
B . Experience Builder
C . Personalization Workbench
D . interaction Designer

Answer: A