We have two blocks, A and B. Block A is above B. Block A has two medium black squares. Medium black square number one is below medium black square number two. A medium blue square is touching the bottom edge of this block. A medium yellow square is below medium black square number one and medium black square number two. The medium blue square is below medium black square number two and medium black square number one. Block B contains a medium yellow square.
Which object is below a medium black square? the medium yellow square that is in block B or the medium yellow square that is in block A?
the medium yellow square  that is in block B the medium yellow square  that is in block A both of them none of them