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