What I want is simple.
User can select A or B and depending on this, they have different fields to fill.
I can't find a way on doing this, I've only found a hack for the 1.0 version (current is 2.4.6)
This question should have been posted under Stack Overflow's Wordpress page initially. You probably would have gotten a quicker answer. :)
Here is the answer. :D
I know this question was asked quite a while back but I have also found a solution to it as I was looking for this myself. So here is the answer for anyone else who might also be looking for a solution. The link listed below has helped me tons.