There are two blocks, A and B. A medium black square is in block A. One medium yellow square is also touching the bottom edge of this block. Below the medium black square is the medium yellow square. Block B is below block A. It has two medium black squares. Medium black square number one is below medium black square number two and a medium blue square. Medium black square number two is below the medium blue square.
What is below the blue object? a medium black square or a medium yellow square that is touching the bottom edge of a block?
medium black square  medium yellow square  that is touching the bottom edge of a block  both of them none of them