Activating a response based on the response selected from a select multiple question previously

You could do it as outlined in the image shared below:

In the survey tab of your xlsform:

In the choices tab of your xlsform:

image

In the settings tab of your xlsform:

image

Data entry screen as seen in Enketo:

Reference xlsform:

GAP_Diffussion_Mapping_Tool_Final_0 - Copy.xlsx (13.9 KB)