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