According to the Diathesis-Stress Model,who Would Be the Most Likely

According to the diathesis-stress model,who would be the most likely to show the most extreme levels of a psychological disorder?
Farzad,who is highly vulnerable and in an extremely stressful environment

A) Bert,who is highly resilient and in an extremely stressful environment
B) Lorena,who is highly resilient and in a very low-stress environment
C) Farzad,who is highly vulnerable and in an extremely stressful environment
D) Gretchen,who is highly vulnerable and in a very low-stress environment