False. Nonverbal refers to body language. Since he actually said “I don’t think so” it is verbal
It’s A because they don’t want to be spreading bacteria onto other food
Well one factor would be that he could get to places faster and more efficiently
C
You want to have evidence supporting the effectiveness of the supplement.
A large following doesn’t mean the person or group is not faking. The cost doesn’t determine effectiveness. And just because steps are easy to follow, it doesn’t change the fact that the supplement might not work.