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