Which of the Following Is True Concerning First-Degree Relatives of Individuals

Which of the following is true concerning first-degree relatives of individuals with phobias?

A) They are two to three times as likely to develop a phobia as the first-degree relatives of people without phobias
B) They are three to four times as likely to develop a phobia as the first-degree relatives of people without phobias
C) They are four to five times as likely to develop a phobia as the first-degree relatives of people without phobias
D) They are five to six times as likely to develop a phobia as the first-degree relatives of people without phobias