There are three blocks. Lets call them A, B and C. Block A has one medium black square and one medium blue square. The medium black square is below the medium blue square. Above block A is block B with a medium yellow square in it. It also contains one medium blue square. Below the medium blue square is the medium yellow square. To the right of block A there is block C. It contains one medium black square. A medium yellow square is below the medium black square.
Which object is below a medium blue square? the medium black square that is in block A or the medium black square which is in block C?
the medium black square  that is in block A the medium black square  which is in block C both of them none of them