Can I hide a particular subquestion or answer using Expression Manager - by: raygain

Hi tpartner ,

I need to hide answer on the basis of previous question answer !
for ex :

Q1 Which of the following type of calls have you made in the last one month from your landline/ wireline connection?

1. Local calls

2. STD calls

3. ISD/ International calls

if user select option 1 and 2 then in Q 2 third option (R3- ISD/ International calls ) will be hide

Q2.Do you recall facing congestion while making the following calls?
1. YES 2. NO
R1 - Local calls
R2- STD calls
R3- ISD/ International calls

plz refer some url for script or share script !

Regards
Raygain