You Are About to Make a Speech, and You Are

You are about to make a speech, and you are quite nervous.You begin to think about your pet cat Fluffy at home.According to research, because you thought of your pet, you are more likely to

A) gain more stress relief than thinking about your best friend.
B) gain less stress relief than thinking about your spouse or your friend.
C) lose your focus on your speech while thinking about something else.
D) receive no benefit nor incur any damage from this fantasy.