If you call the ticket line it said any child 2yrs old or under is free but does not get their own seat. They have to share, sit in a lap with you or another paid chair holder in your party.
Yes
You can try to verify on the website. But I suppose that if your child takes a seat she has to pay.
That I dont know. You can ask for that when you buy a ticket
Thanks! Your answer is awaiting moderation.