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