We have three blocks, A, B and C. Block B is below block C and to the right of block A. Block A has one medium blue square. Block B has one medium blue square. Block C contains one medium blue square, a medium yellow square and a medium black square. The medium blue square is touching the bottom edge of this block. The medium yellow square is below the medium black square. The medium blue square is below the medium black square and the medium yellow square.
Which object is below a medium square? the medium yellow square or the object that is touching the bottom edge of a block?
the medium yellow square  the object that is touching the bottom edge of a block  both of them none of them