There are three blocks. We call them A, B and C. Block A has a medium yellow square. Above block A is block B. It has a medium black square. Finally, there is block C which is below block B. It contains two medium yellow squares and two other medium black squares. Medium yellow square number one is touching the bottom edge of this block. Medium black square number one is below medium yellow square number two. Medium black square number two is below medium yellow square number two. Below medium black square number one , medium yellow square number two and medium black square number two there is medium yellow square number one.
Which object is below a medium black square? medium yellow square number two or the medium yellow square that is in block A?
medium yellow square  number two the medium yellow square  that is in block A both of them none of them