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