There are two blocks, A and B. Block A is to the right of B. Block A has two medium blue squares. Medium blue square number one is below a medium black square. It is touching the bottom edge of this block. It is below medium blue square number two. Below medium blue square number two there is the medium black square. Block B contains two medium black squares. Medium black square number one is touching the bottom edge of this block. It is below medium black square number two.
Which object is to the left of a medium black square? the medium blue square that is touching the bottom edge of a block or medium blue square number two?
the medium blue square  that is touching the bottom edge of a block  medium blue square  number two both of them none of them