There are three blocks. We call them A, B and C. Block A is to the left of C. Block C is below B. Block A has one medium black square. Block B contains two medium black squares. Medium black square number one is touching the bottom edge of this block. It is below medium black square number two. And block C has a medium yellow square. The medium yellow square is touching the bottom edge of this block. This block also has a medium black square. The medium yellow square is below the medium black square.
Which object is above a yellow object? the medium black square which is in block A or the medium black square that is in block C?
the medium black square  which is in block A the medium black square  that is in block C both of them none of them