We have three blocks, A, B and C. Block C is below block B and to the left of block A. Block A contains one medium blue square. A medium yellow square is touching the bottom edge of this block. It is below the medium blue square. Block B contains two medium blue squares. This block also has a medium black square and a medium yellow square. Medium blue square number one is touching the bottom edge of this block. Below medium blue square number two is the medium black square. It is below the medium yellow square. Below the black object which is below medium blue square number two there is medium blue square number one. It is below medium blue square number two and the medium yellow square. And block C has one medium black square. This block also has a medium blue square. The medium black square is touching the bottom edge of this block. This shape is below the medium blue square.
Which object is below a medium blue square? the medium black square that is touching the bottom edge of a block or the medium black square that is in block B?
the medium black square  that is touching the bottom edge of a block  the medium black square  that is in block B both of them none of them