We have three blocks, A, B and C. A medium black square is in block A. Then, we have block B. It has three medium black squares. Medium black square number one is below medium black square number two and medium black square number three. Medium black square number two is below medium black square number three. Block C is below both blocks A and B. It has a medium yellow square.
Which object is above a medium square? the medium black square which is in block A or medium black square number three?
the medium black square  which is in block A medium black square  number three both of them none of them