It's wrong to avoid someone who is looking for you.
Rod has made promises to a friend who is trying to call him at the moment.
Rod wants to avoid fulfilling the promises for now.
Rod picks up the phone and explains to his friend that he is busy right not but can help him out the next day.
Rod doesn't answer his phone when he sees who the call is from hoping that ignoring it will just make it go away.
Rod's friend is okay with the delay and thanks Rod for wanting to help out.
Rod's friend loses faith in Rod because of his avoidance tactics.