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