Suppose you are spinning a cash prize wheel in which you have a 25% chance of winning a prize, as described in Exercise 11.6.1. Most prizes are fairly small values like $1 or $5, but one spot on the wheel is worth $100. In which one of the following situations could you use a geometric model? 

A. You spin the wheel 10 times and count the number of spins on which you win a prize. 

B. You spin the wheel 10 times and total the value of your winnings. 

C. You spin the wheel and count how many spins it takes you to win a prize. 

D. You spin the wheel and count how many spins it takes you to win a combined total of $20 or more.

Data from Exercise 11.6.1

Suppose you are spinning a cash prize wheel in which you have a 25% chance of winning a prize. Most prizes are fairly small values like $1 or $5, but one spot on the wheel is worth $100. In which one of the following situations could you use a binomial model?