Chapter 7 Quiz: Kellogg's used to record participants' faces as they watched. Did they smile or frown? And how did their overall positive versus negative response compare? Choose the best option:

A) Kellogg's used to record participants' faces as they watched and monitored their social media activity.
B) Kellogg's used to record participants' facial expressions and analyzed their positive and negative responses.
C) Kellogg's used to record participants' reactions and measured their positive and negative feedback.
D) Kellogg's used to record participants' emotions and evaluated their overall satisfaction.