There are three blocks, A, B and C. Block A has a medium blue square. To the left of block A there is block B with two medium yellow squares in it. Below medium yellow square number two there is medium yellow square number one. Below block B there is block C which has a medium black square. There is also one medium yellow square touching the bottom edge of this block. Below the medium black square there is the medium yellow square.
Which object is below a medium yellow square? the black thing or the shape which is touching the bottom edge of a block?
the black thing the shape which is touching the bottom edge of a block  both of them none of them