Explanation: Box 1: Yes Use Azure Data Studio if you: Are connecting to a SQL Server 2019 big data cluster https://docs.microsoft.com/en-us/sql/azure-data-studio/what-is?view=sql-server-ver15 Box 2: Yes https://docs.microsoft.com/en-us/learn/modules/query-azure-sql-data-warehouse/4-query-dw- using-ssms Box 3: Yes https://docs.microsoft.com/en-us/azure/mariadb/connect-workbench