In a park , a boy is bent to read the tree description , and a girl is standing nearby waiting for him .
There is a better than even chance that a boy studies a sign describing a tree while his girlfriend waits .
There is a better than even chance that a boy studies a sign describing a tree while his girlfriend waits .
It is impossible that a boy studies a sign describing a tree while his girlfriend waits .
A boy studies a sign describing a tree while his girlfriend waits .