Why did the speaker say Tyler’s tragic was a turning point for her?
A.
Because it reminded her of those excruciating time when she suffered so much from humiliations online.
B.
Because it stimulated her to take a new look at her past experiences, those about the humiliation and bullying she went through.
C.
Because she had a closer and deeper understanding of the destructive power of the internet.
D.
Because she came to realize how important it was for parents to learn of their children’s suffering and humiliation before it was too late.