Explanation:
Box 1: Content Explorer
Increase classifier accuracy
Classifiers, like sensitive information types (SIT) and trainable classifiers are used in various kinds of policies to identify sensitive information. Like most such models, sometimes they identify an item as being sensitive that isn't. Or, they may not identify an item as being sensitive when it actually is. These are called false positives and false negatives.
Box 2: Compliance data administrator
Permissions
In order to get access to the content explorer tab, an account must be assigned membership in any one of these roles or role groups.
Microsoft 365 role groups
Global administrator
Compliance administrator
Security administrator
*-> Compliance data administrator
Reference:
https://learn.microsoft.com/en-us/microsoft-365/compliance/data-classification-increase-accuracy
https://learn.microsoft.com/en-us/microsoft-365/compliance/data-classification-content-explorer