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