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