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