Determine the value of each expression -3 +-7

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

Which diagram shows lines that must be parallel lines cut by transversal?