There are three blocks, A, B and C. One medium black square is in block A. Then, we have block B which has one medium yellow square, a medium blue square and one medium black square. The medium yellow square is touching the bottom edge of this block. This shape is below the medium blue square which is below the medium black square. It is below the medium black square. Block C is to the left of block B and above block A. It has a medium blue square.
Which object is below 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