I am currently working on Beginner Developer Trailhead: Data Security: Define Sharing Rules - "Define a Public Group" section. I am stuctk at item no. 5 below. In the Available Members list, I DONT SEE SW Dev Manager, Director Product Management, or Director QA. Any direction is appreciated. Also, I don't see Recruiting Manger (item 7).1. From Setup, enter Public Groups in the Quick Find box, then select Public Groups.2. Click New.The New Public Group page allows you to choose other public groups, individual roles, individual roles including the roles' subordinates, or individual users.3. In the Label text box, enter Reviewers. Click in the Group Name text box to populate it automatically. Group Namerefers to the unique name used by the API and managed packages.4. In the Search drop-down list, choose Roles.5. In the Available Members list, select SW Dev Manager, Director Product Management, and Director QA, then clickAdd.6. Go back up to the Search drop-down list, and this time choose Role and Subordinates.7. In the Available Members list, select Recruiting Manager, and click Add.8. Click Save.