Three girls are outside in a sandy area playing volleyball while a seated woman in the background photographs them .
It is improbable that three girls are looking up at a volleyball that is in the air over their heads .
It is probable that three girls are looking up at a volleyball that is in the air over their heads .
It is improbable that three girls are looking up at a volleyball that is in the air over their heads .
Three girls are looking up at a volleyball that is in the air over their heads .