Disney Cruise Booking Required Age To Book A Disney Cruise?

Required age to book a Disney Cruise? - disney cruise booking

I'm 18 and I want to go in the spring vacation with another friend, who is under 21 years at a Disney cruise. If you are under 21 years, you should be with someone who is over 21 years it? Some rides do not allow young adults 18-20 title of his staff.