in magento 2 i have a drop down with the options 1, 2, 3, 4, 5, 6
when we if '1' Test-1 and Custom-1 text fields want to show. as well if i choose '2' Test-2 and Custom-2 text fields want to show respectively.
Please find the screenshots as shown below
Please suggest me and help me how to achieve this in magento 2 admin end? thanks