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