Please help me out anyone, I have a few minutes left, I’ll give brainliest

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Could someone with number 1 and 2