Which solution should they use?

Northern Trail Outfitters is having their regional supplier conference and wants to allow attendees to request event-specific safety notifications, schedule or room changes, and surprise pop-up sessions.

Which solution should they use?
A . Keyword opt in and SMS Messaging
B. Smart Capture and Triggered email messaging
C. CloudPages opt in to Event Journey
D. Existing Email Event Notification Subscription

Answer: A

Explanation:

Northern Trail Outfitters should use Keyword opt in and SMS Messaging to allow attendees to request event-specific safety notifications, schedule or room changes, and surprise pop-up sessions. Smart Capture and Triggered email messaging, CloudPages opt in to Event Journey, and Existing Email Event Notification Subscription are not the best solutions for this situation.