There are three blocks, A, B and C. Block C is below B. Block B is to the left of A. Block A contains one medium black square. Block B has one medium blue square. A medium black square is below the medium blue square. And block C has two medium blue squares. Medium blue square number one is touching the bottom edge of this block. Below a medium yellow square is medium blue square number two. It also contains a medium black square. It is below the square which is below the medium yellow square.. Below the medium black square , medium blue square number two and the medium yellow square is medium blue square number one.
Which object is above a medium black square? the medium blue square which is in block B or the medium blue square that is touching the bottom edge of a block?
the medium blue square  which is in block B the medium blue square  that is touching the bottom edge of a block  both of them none of them