Hello,I need to create the next form... I want to select at the
beginning of the form between 3 options (imagine: "Opt1", "Opt2", and
"Opt3"). And after that, I want to make visible 10 different drop-down
lists. I mean, if I choose "Opt1", the 10 drop-down lists related to
"Opt1" will become visible (the whole drop-down list, including the text
of the title and the own drop-down list). Otherwise, if I choose "Opt2",
the 10 drop-down lists related to "Opt2" will become visible, and the
same to "O...