What should they implement?

Northern Trail Outfitters wants to import their Sales Cloud data into Marketing Cloud to leverage it within Journey Builder. They have approximately 10 million customers and the data needs to be available with a delay of no more than 30 minutes. Only customers where the consent checkbox is selected in Sales Cloud should be imported, which represents approximately half of their customer database

What should they implement?
A . All Subscribers, since these are synchronized in real time
B. Import from Salesforce Report in Automation Studio
C. Event Data from the Entry Event in Journey Builder
D. Synchronized Data Extensions with a filter

Answer: D