As a child diagnosed with Tourette's syndrome, Asperger's syndrome, and obsessive compulsive disorder, Jaylen Arnold has experienced bullying. When he was 8 he decided to take a stand. Now, three years and four birthdays later, "Bullying No Way!," the mantra of Jaylen's cause, has reached a worldwide audience.

—“Taking on Bullying,”
Clifford Parody

Which detail in the first text do you better understand because of the details in the second text?

“Tourette syndrome”
“experienced bullying”
“mantra”
“worldwide audience”