There are three blocks. We call them A, B and C. Block A has two medium black squares. Below medium black square number two and a medium yellow square is medium black square number one. Medium black square number two is below the medium yellow square. Then, we have block B which contains one medium yellow square. Finally, to the left of block B we have block C which is above block A. It contains a medium blue square.
Which object is below a blue thing? the medium yellow square that is in block B or the medium yellow square that is in block A?
the medium yellow square  that is in block B the medium yellow square  that is in block A both of them none of them