We have three blocks, A, B and C. Blocks B and C are below A. Block A has a medium black square. A medium blue square is below the medium black square. Block B has a medium yellow square. Block C has three medium black squares. Medium black square number one is touching the bottom edge of this block. Medium black square number two is below medium black square number three. Below medium black square number three and medium black square number two there is medium black square number one.
Which object is below a medium black square? medium black square number two or the medium black square which is in block A?
medium black square  number two the medium black square  which is in block A both of them none of them