We have three blocks, A, B and C. A medium yellow square and one medium blue square are in block A. The medium yellow square is below the medium blue square. Below block A is block B which has a medium blue square. Below block B there is block C with a medium black square and one medium yellow square in it. The medium black square is below the medium yellow square.
Which object is below a medium blue square? the medium yellow square that is in block A or the medium yellow square that is in block C?
the medium yellow square  that is in block A the medium yellow square  that is in block C both of them none of them