If 20 Babies Are Born, How Often Are There 8

Multiple Choice

If 20 babies are born, how often are there 8 or less male babies? Assume that the gender of a baby is a random event. Which of the following experiments would not simulate this situation?

A) Flip a coin twenty times.Designate a head to mean "female" and a tail to mean "male".
B) Roll a die twenty times.Designate a 1, 2, or 3 to mean "female" and a 4, 5, or 6 to mean "male".
C) Choose the first twenty digits from a row in the random number table.Designate odd numbers to mean "female" and even numbers to mean "male".
D) All of the above will simulate the gender of twenty babies.