There are three blocks, A, B and C. Block C is below B and block A is to the left of C. Block A has a medium blue square. Block B contains two medium blue squares. Medium blue square number one is below medium blue square number two. And block C contains a medium yellow square. A medium black square is touching the bottom edge of this block. It is below the medium yellow square.
What is above the yellow thing? a medium blue square or a black thing that is touching the bottom edge of a block?
medium blue square  black thing that is touching the bottom edge of a block  both of them none of them