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