There are two blocks, A and B. Block A has one medium yellow square. Below block A is block B with three medium blue squares in it. One medium black square is also touching the bottom edge of this block. The medium black square is below medium blue square number three and medium blue square number two. Medium blue square number one is below medium blue square number three and medium blue square number two. Below medium blue square number three there is medium blue square number two.
What is below the yellow shape? a medium black square that is touching the bottom edge of a block or a medium blue square?
medium black square  that is touching the bottom edge of a block  medium blue square  both of them none of them