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