Use the Relative Frequency Method to Estimate the Probability

Multiple Choice

Use the relative frequency method to estimate the probability. Round your answer to 2 decimal places when necessary.
-Of the last 100 people who failed the lie detector test, 23 turned out to be telling the truth. What is the probability that the next person who fails the test is actually telling the truth?

A) 0.23
B) 0
C) 0.5
D) 0.77