Select the correct tab to add multiple pages to your script.

Richard is assigned the task of creating custom Outbound Campaign scripts. He wants to display the current value of the customer's first name on the script page. Help him by choosing the correct syntax.
What property should you enable for a variable whose value is to be saved to external storage?
You cannot schedule a callback for more than 30 days in advance.
What are the default roles that permit you to edit scripts? (Choose two.)