Laura Works at a Local Shelter for Teens Who Cannot

Multiple Choice

Laura works at a local shelter for teens who cannot remain in their homes,but are not wards of the court.She sees an extraordinary documentary on homeless teens that features two who actually testify to Congress about the need for services.She wants to give hope to the teens she works with and arranges for them to see the documentary.After they watch it,she has them all complete an instrument that assesses their hopes for the future.This is an example of a(n) ____.

A) posttest-only nonexperiment
B) posttest-only randomized experiment
C) double-pretest,single-group design created by expanding across time. 
D) pretest-posttest nonequivalent groups quasi-experiment​