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