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