Relevant expressions using the selected (${questionName}, 'answer') syntax are not honored when 'Select One' values have spaces.

Workaround

1. In Survey123 Connect for ArcGIS, open the survey, "Case02761342_Bug_01" or create a new survey and copy the information from the xlsx form Case02761342_Bug_02 to the survey.
2. Click XLSForm.
3. In the Survey tab, for the Relevant column, change the syntax from (${WhichState}, 'North Carolina') to ${WhichState}='North Carolina', and from (${WhichState}, 'South_Carolina") to ${WhichState}='South_Carolina'.
4. Click Publish button to publish the survey.
5. Open the survey form in a web browser (or go to this link: https://survey123.arcgis.com/share/0f1b9e36329f4caab9d181305acbfe72)
6. When North Carolina is selected, the question Which College in North Carolina is shown. 

Schritte zur Reproduzierung