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