We have three blocks. Lets call them A, B and C. Block A is to the right of block B and to the left of block C. Block A contains a medium black square. Block B has one medium blue square and one medium black square. The medium blue square is touching the bottom edge of this block. It is below the medium black square. Block C has one medium black square and one medium blue square. The medium black square is below the medium blue square.
Which object is to the left of a medium black square? the medium black square that is in block B or the medium black square that is in block C?
the medium black square  that is in block B the medium black square  that is in block C both of them none of them