A man in white clothing and an orange sash stands at a cart with a boy in blue jeans as they look over a large stack of green , round produce .
It is probably not the case that the man and his son selling vegetables at a market .
It is probably not the case that the man and his son selling vegetables at a market .
It is certain that the man and his son selling vegetables at a market .
The man and his son selling vegetables at a market .