We have three blocks, A, B and C. Block A is above B. Block B is below C. Block A has one medium blue square. This block also has a medium yellow square. The medium blue square is below the medium yellow square. Block B has a medium yellow square and a medium blue square. Below the medium blue square is the medium yellow square. And block C contains one 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 A?
the medium yellow square  that is in block B the medium yellow square  that is in block A both of them none of them