There are three blocks, A, B and C. Block B is above A and block A is above C. Block A contains two medium blue squares. This block also has a medium black square. The medium black square is below medium blue square number one which is below medium blue square number two. This shape is below medium blue square number two. Block B contains a medium black square and one medium yellow square. The medium black square is below the medium yellow square. Block C contains one medium blue square.
Which object is below a medium blue square? the medium black square which is touching the bottom edge of a block or the yellow shape?
the medium black square  which is touching the bottom edge of a block  the yellow shape both of them none of them