We have two blocks. We call them A and B. There are one medium black square and one medium yellow square in block A. Below the medium yellow square is the medium black square. Block B is above block A. It contains one medium black square and a medium blue square. There is also one medium yellow square in this block. This shape is below the medium blue square. Below the medium yellow square and the medium blue square is the medium black square.
Which object is above a medium black square? the medium yellow square that is in block A or the medium yellow square that is in block B?
the medium yellow square  that is in block A the medium yellow square  that is in block B both of them none of them