There are three blocks, A, B and C. One medium blue square is in block A. A medium black square is touching the bottom edge of this block. It is below the medium blue square. Above block A is block B with a medium blue square and one medium yellow square in it. Below the medium yellow square there is the medium blue square. Finally, we have block C which is above block A. It has one medium yellow square.
Which object is above a medium square? the medium yellow square that is in block C or the medium yellow square which is in block B?
the medium yellow square  that is in block C the medium yellow square  which is in block B both of them none of them