There are three blocks, A, B and C. There is a medium yellow square in block A. Above block A there is block B which has two medium yellow squares. Medium yellow square number one is touching the bottom edge of this block. Below medium yellow square number two there is a medium black square. Below the medium black square and medium yellow square number two is medium yellow square number one. Finally, we have block C. It is below block B. It has two medium yellow squares. This block also contains one medium blue square. Medium yellow square number one is touching the bottom edge of this block. It is below the medium blue square and medium yellow square number two. Below the medium blue square is medium yellow square number two.
What is below the blue shape? a medium yellow square that is touching the bottom edge of a block or a black thing?
medium yellow square  that is touching the bottom edge of a block  black thing both of them none of them