We have two blocks, A and B. Block A has one medium blue square and one medium black square. The medium blue square is touching the bottom edge of this block. It is below the medium black square. Block B is to the left of block A. It has three medium yellow squares. Medium yellow square number one is touching the bottom edge of this block. Below a medium black square there is medium yellow square number two. Medium yellow square number one is below medium yellow square number three. It is below medium yellow square number two and the medium black square. Below medium yellow square number three is the medium black square.
What is to the left of the blue thing? a medium black square or a medium yellow square that is touching the bottom edge of a block?
medium black square  medium yellow square  that is touching the bottom edge of a block  both of them none of them