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