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