There are three blocks. Lets call them A, B and C. Block B is below A and block C is below B. Block A contains one medium yellow square. Block B has one medium black square. One medium blue square is also in this block. The medium black square is below the medium blue square. And block C contains a medium blue square and one medium yellow square. Below the medium yellow square is the medium blue square.
Which object is above a medium yellow square? the medium blue square that is in block C or the medium blue square that is in block B?
the medium blue square  that is in block C the medium blue square  that is in block B both of them none of them