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