There are three blocks. We call them A, B and C. Block A is below B and block B is above C. Block A contains two medium blue squares. This block also contains a medium yellow square. It is below medium blue square number two. Medium blue square number one is touching the bottom edge of this block. It is below the medium yellow square and medium blue square number two. Block B contains a medium yellow square and a medium black square. The medium yellow square is below the medium black square. And block C contains a medium yellow square.
Which object is below a black object? 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