A Researcher Creates an Online Survey to Measure Flaming (Aggressive

A researcher creates an online survey to measure flaming (aggressive commentary) on the Internet.The survey is distributed by mailing a web link to randomly selected users of the largest social media service in the United Kingdom, Canada, Australia and Israel.The survey is in English and is sent to 3200 users with a 25% return rate.The questions include "Are you a troll?" and "Do you flame people for the lulz or do they just deserve it?" as well as a standard inventory measuring aggression.The researchers conclude that flaming is higher in the United Kingdom but aggression is higher in Australia.Which of the following statements is true?

A) The study employs a double-barreled question in order to prevent social desirability effects.
B) The study employs a double-barreled question and that is a problem because it is difficult to interpret the answers to such questions.
C) The study employs a double-barreled question and that is a problem because it increases social desirability.
D) The study employs a double-barreled question and that is a problem because it increases non-response.
E) The study does not employ a double-barreled question.