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