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