We have three blocks, A, B and C. Block C is above A and block A is below B. Block A has one medium blue square. Block B has a medium yellow square. And block C contains two medium black squares. One medium yellow square is also in this block. Below the medium yellow square and medium black square number two there is medium black square number one. Below the medium yellow square is medium black square number two.
Which object is above a medium square? the medium yellow square that is in block C or the medium yellow square that is in block B?
the medium yellow square  that is in block C the medium yellow square  that is in block B both of them none of them