chooseAorBChoose A or Bfalse[a=A|b=B|]radio_group f1f1text f2f2text f3f3text f4f4text *f1,f2,f3,f4Hide field chooseAorB:af3,f4Hide fieldchooseAorB - hide f3, f4 when a is selected chooseAorB:af1,f2Show fieldchooseAorB – show f1, f2 when a is selected chooseAorB:bf1,f2Hide fieldchooseAorB - hide f1, f2 when a is selected chooseAorB:bf3,f4Show fieldchooseAorB – show f3, f4 when b is selected chooseAorB:a AND t1f1:[empty]You need to put a value for t1Validation rule - validate if f1 is set when option a is selected chooseAorB:b AND t3f3:[empty]You need to put a value for t3Validation rule- validate if f3 is set when option b is selected | 