We have three blocks, A, B and C. Block A contains a medium black square and a medium blue square. The medium black square is below the medium blue square. Then, there is block B with one medium black square in it. This block also has a medium yellow square. The medium black square is touching the bottom edge of this block. This shape is below the medium yellow square. Finally, we have block C which is to the right of block A and block B is to the right of it. It contains one medium blue square.
Which object is to the left of a medium black square? the medium blue square which is in block C or the medium blue square that is in block A?
the medium blue square  which is in block C the medium blue square  that is in block A both of them none of them