The terrorist attacks of 9/11/2001 in the united states would be an example of _______.
a. storm-and-stress event
b. normative history-graded influence
c. normative age-graded influence
d. non-normative life event

Respuesta :

i wanna say its D but im not 100 percent sure.
B. normative history-graded influence should be the correct answer.