Wow. Tough call. I think you'll know when you go back to see them.
My first reaction was instantly #3 bc that description tugged at my heart strings - and I saw his sweet personality emerging confidently as you smothered him w/ love.
My 2nd reaction was #2 bc he seemed more "middle-ground".
Sounds like #1 is the alpha - and that would be fun too. You can't go wrong!