Four people are sitting at a picnic bench eating while a fifth man stands next to the bench .
It is impossible that four people are having a picnic while excluding their friend because he was a jerk .
It is impossible that four people are having a picnic while excluding their friend because he was a jerk .
It is almost certain that four people are having a picnic while excluding their friend because he was a jerk .
Four people are having a picnic while excluding their friend because he was a jerk .