We have three blocks, A, B and C. Blocks C and B are above A. Block A has one medium blue square. This block also has a medium black square. The medium blue square is below the medium black square. Block B has one medium yellow square. A medium blue square is also touching the bottom edge of this block. Below the medium yellow square is the medium blue square. Block C has a medium blue square.
Which object is below a medium square? the shape that is touching the bottom edge of a block or the medium black square?
the shape that is touching the bottom edge of a block  the medium black square  both of them none of them