I'm stumped on this one

A magazine provided results from a poll of 500 adults who were asked to identify their favorite pie. Among the 500 respondents, 13% chose chocolate pie, and the margin of error was given as + 4 percentage points. Describe what is meant by the statement that "the margin of error was given as. + 4 percentage points." Choose the correct answer below. O A. The statement indicates that the study is 100% -4% =96% confident that the true population percentage of people that prefer chocolate pie is 13%. O B. The statement indicates that the interval 13% + 4% is likely to contain the true population percentage of people that prefer chocolate pie. O C. The statement indicates that the study is only 4% confident that the true population percentage of people that prefer chocolate pie is exactly 13%. O D. The statement indicates that the true population percentage of people that prefer chocolate pie is in the interval 13% + 4%