"Have you eaten pizza at least once in the past 30 days?" is an example of a(n): Marketing Principles Chapter 9 "Have you eaten pizza at least once in the past 30 days?" is an example of a(n):a. leading question.b. scaled-response question.c. closed-ended question.d. multi-factored question.Answer: c. closed-ended question. Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+