Which part of the definition of a psychological disorder supports the idea that, although a person may experience some symptoms of a disorder, it is not a disorder unless it impairs a person's ability to function in society? A. There are significant disturbances in thoughts, feelings, and behaviors.

B. The disturbances reflect some kind of biological, psychological, or developmental dysfunction.

C. The disturbances do not reflect expected or culturally approved responses to certain events.

D. The disturbances lead to significant distress or disability in a person's life.