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