There are three blocks. Lets call them A, B and C. Block A contains one big blue circle. A medium yellow circle is to the right of the big blue circle. Block B is to the left of block A. It has one medium yellow square and one medium black triangle. The medium yellow square is touching the right edge of this block. It is above the medium black triangle. Below block A there is block C. It contains one small blue circle, one medium black square and one medium yellow circle. A medium blue square is also in this block. The small blue circle is touching the bottom edge of this block. The medium black square is touching the right edge of this block. It is to the right of the medium yellow circle. This shape is to the right of and above the medium blue square. The small blue circle is to the left of the black shape which is to the right of the medium blue square. This object is below the medium blue square.
Which object is below a medium yellow circle? the medium yellow square or the medium black square?
the medium yellow square  the medium black square  both of them none of them