There are two blocks, A and B. Block A has one medium black square and one medium yellow square. The medium black square is below the medium yellow square. Block B is above block A. It contains a medium blue square and a medium yellow square. Below a medium black square and the medium yellow square is the medium blue square. This shape is touching the bottom edge of this block. Below the medium black square there is the medium yellow square.
Which object is above a medium yellow square? the medium black square that is in block B or the medium black square which is in block A?
the medium black square  that is in block B the medium black square  which is in block A both of them none of them