This image shows the for-each action. In the upper left are the View list, Filter icon, and Detach icon. Below this is the Source section, Find field, and search icon. The Source tree is expanded to show searchRowList > CustomerSearchRow > basic. basic is further expanded to show firstName and lastName.
Below this and at the same level as basic is opportunityJoin, which is expanded to show status.
On the right side are the following fields from top to bottom: Name, Description, Repeating Element, and Current Element Name. Below this is the Process Items in parallel check box. Repeating Element shows that the CustomerSearchRow element is being looped over. The Current Element Name field has a value of Customer.