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