We have three blocks, A, B and C. A medium yellow square and one medium blue square are in block A. The medium yellow square is below the medium blue square. Then, there is block B with two medium black squares in it. Medium black square number one is below medium black square number two. Finally, we have block C which is above block A. Block B is above it. It has one medium black square.
What is above the yellow thing? a medium black square number one or a medium black square number two?
medium black square  number one medium black square  number two both of them none of them