Which data source is supported for personalizing SMS messages?

Personalizing SMS messages effectively requires access to specific demographic data, which is efficiently provided by MobileConnect Demographics. This data source is designed to manage and utilize recipient information relevant to mobile communication. By using MobileConnect Demographics, marketers can tailor messages based on recipient characteristics such as location, interests, and preferences, leading to more engaging and effective SMS campaigns.

The other options, while they also have their functions within data management and marketing campaigns, do not serve as the primary source for personalizing SMS messages. For example, the Population in Contact Builder is more focused on grouping contacts for broader targeting rather than personalization. The Data Designer Attribute Group allows for organizing attributes but is not specifically targeted for SMS message personalization. Lastly, Profile Attributes involve storing user-specific information but do not have the same direct applicability to SMS personalization as MobileConnect Demographics.