Login to Enterprise Dashboard with your Admin credentials and follow the below steps

• Click on Products module
• Click on “Adobe Target - sandboxname” product
• Click on Add icon
• Create a Product Configuration dialog box should be displayed
• Enter the Name as “Target – Approver”

• Enter the description as “Configuration for Approver access”

• In Groups dropdown field, select APPROVER

• Click on Save
• Finally, click on Product Admins tab and add the users who should have access to Adobe Target as Approver

Once the above configuration is complete user would be able to see “Create Activity” button in the Target page.