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