Natasha Is a 20-Year-Old Identical Twin Who Has Recently Been

Multiple Choice

Natasha is a 20-year-old identical twin who has recently been diagnosed with major depressive disorder.Felix is a 24-year-old fraternal twin whose twin brother has been diagnosed with major depressive disorder.Zhu's older sister,a 26-year-old female,has suffered from major depressive disorder for the past two years.According to neuroscientists,who is more likely to develop major depressive disorder?

A) Natasha's twin sister
B) Felix
C) Zhu
D) They are all equally likely to develop major depressive disorder.