There are three blocks, A, B and C. A medium yellow square and one medium blue square are in block A. The medium yellow square is touching the bottom edge of this block. This object is below the medium blue square. Block B is below block A. It has a medium blue square. The medium blue square is below a medium black square. Finally, we have block C. It is to the right of block B. It contains one medium yellow square.
Which object is below a medium blue square? the black object or the yellow object that is touching the bottom edge of a block?
the black object the yellow object that is touching the bottom edge of a block  both of them none of them