Your app contains content - or facilitates, enables, and encourages an activity - that is not legal in all of the locations in which the app is available.
Please modify your app to restrict it to only those territories for which your app is legal.
Additionally, please revise your Rights and Pricing information in iTunes Connect to restrict the sale of your app to only those territories.
For information on location awareness options, please see the Location and Maps Programming Guide, available in the iOS Developer Center.
If you are interested in implementing geo-blocking, please see Monitoring Shape-Based Regions.
For information on how to edit the App Stores your app is available in, please see the iTunes Connect Developer Guide.