People are walking around and a woman leans on a baby carriage while a large crowd is seen in the background .
It is improbable that people are walking with a large crowd in the background because they are at a fair .
It is improbable that people are walking with a large crowd in the background because they are at a fair .
There is a better than even chance that people are walking with a large crowd in the background because they are at a fair .
People are walking with a large crowd in the background because they are at a fair .