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