We have two blocks, A and B. Block A is to the left of B. Block A contains four medium yellow squares. Medium yellow square number one is touching the bottom edge of this block. Below medium yellow square number three and medium yellow square number four there is medium yellow square number two. Below medium yellow square number three , medium yellow square number two and medium yellow square number four is medium yellow square number one. Block B contains a medium blue square.
What is above the shape that is touching the bottom edge of a block? a medium yellow square or a medium blue square?
medium yellow square  medium blue square  both of them none of them