When in college, Kayla and Marie went on a road trip during their summer break. At one point during the trip, Kayla, who was driving, looked down to check her phone and, when she looked up, realized she had crossed over the center line of the road

She quickly tried to readjust her steering, but the car veered off the road and into a ditch. Kayla emerged from the car relatively unhurt, but Marie, who was not wearing her seatbelt, was paralyzed. Now, 10 years later, Kalya still has guilt and anxiety about the event, and her health is deteriorating. Kayla is suffering from ________. a) post-traumatic stress disorder
b) an inability to forgive herself
c) a lack of social support
d) loneliness

b