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