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