Madeline has previously been diagnosed with major depressive disorder. She has an identical twin sister, Josephine, and a nonidentical sister, Abigail. Neither of Madeline's sisters have previously been diagnosed with major depressive disorder. Which of the following statements is true of Madeline's sisters?
Josephine is more likely to be diagnosed with major depression disorder than Abigail in response to stressful or traumatic evens
Josephine is not very likely to be diagnosed with major depression disorder