7. Which of the following has a certain
likelihood of occurring?
A. A field goal will be made by the kicker
B. There is a 70% of rain on Monday
C. Next month has at least 29 days
D. A coin will land on either heads or tails
February has 28 days and on leap years 29. so there is an 11/12 chance that a month will have 29 days. a coin is 50/50. rain is 7/10. and a is irrational.