The Story About the Traumatic Event Involving Diving Was Used

The story about the traumatic event involving diving was used to illustrate

A) the emotional storytelling had a positive effect, both immediately and long-term.
B) the emotional storytelling upset the diver, and continued to upset her.
C) the emotional storytelling had a positive effect initially, but later caused the diver distress.
D) the emotional storytelling had a distressing effect initially, but later had positive effects.