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