In a Survey of 700 Likely Voters, the Following Question

Multiple Choice

In a survey of 700 likely voters, the following question was asked: Do you support using cameras to identify red-light runners? The results of the survey follow: What is the probability that a person in the survey selected at random favors using cameras to identify red-light runners?

A) 0.66
B) 0.71
C) 0.29
D) 0.61