Which of these is a statement of opinion?A.Earworms are often songs that are catchy, fast, and have simple melodies, but the number of times a person hears the song also makes a difference.B.Studies show that while most people are not particularly bothered by earworms, a third of those questioned find them disturbing.C.Although earworms are known to happen often in some people, they are easy to get rid of if one thinks about something different.D.An earworm can last anywhere from one hour to an entire day, although some sticky songs have been known to hang around for weeks.