Filter choices from selections of more than one questions

I have two questions
Q1 has options
A, B, C and D
Q2 has options
E, F, G and H

now in Q3, I want all the option choices the respondent selected in Q1 and Q2

For example: If he selected
A & B in Q1
E in Q2

then Q3 options should be

Please let me know how to go about it. I'm stuck here for a very long time. Thank you

Hi @sumaiya
welcome to the forum! Please introduce yourself here!

the value in choice_filter will be pretty simple: selected(${q1},name) or selected(${q2},name)
Here is a sample form:
filterTestForm-export.xlsx (7.5 KB)

Thank you :pray: @Grzesiek2010