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