PLS HELP ASAP No links

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.

Write the fraction or mixed number and the decimal shown by the model

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.