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