What is true about Martha is playing marbles?

The photograph does not satisfy any of the four options given. There is no evidence that this is a playground just because there are a number of children present. In fact, the fields visible and the base of - what - a metal structure suggests it is not a playground.

Some are not necessarily playing marbles, one girl in pink is just sitting and one boy is standing - doing what?. There is sun and shade but which country are we in? Some countries will have sun and shade in winter, too. There is no evidence that there is a marble team or that Martha is in it, or even which child is Martha.