What does the speaker suggest if you are afraid of having eye contact with the audience?

A、Forceyourselftohaveaneyecontact.;
B、Pictureyouraudienceaswatermelons.;
C、Placeyoursightatthehairofyouraudienceatthemiddlerowoftheclass.;
D、Tellyouraudienceaboutyournervousness.