This illustration shows the top of the Cloud Manager Instance section of the Create stack, Configure variables page.

Text at the top reads "Configure the variables for the infrastructure resources that this stack will create when you run the apply job for this execution plan."

On the left there are steps indicating the workflow:
1 Stack information
2 Configure variables, which is in bold font to indicate it is the current page.
3 Review

Under Cloud Manager Instance, there are the following fields with sample text:
--Availability Domain drop-down list
--Shape drop-down list
--Storage Volume Size in GBs drop-down list
--Volume Attachment Type drop-down list