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