We have three blocks, A, B and C. Block A contains two medium black squares. Below a medium yellow square and medium black square number two is medium black square number one. It is touching the bottom edge of this block. The medium yellow square is below medium black square number two. Then, there is block B. It has a medium black square. Block C is above block B and below block A. It has two medium black squares. There is also one medium blue square touching the bottom edge of this block. Below medium black square number two and medium black square number one there is the medium blue square. Medium black square number one is below medium black square number two.
Which object is below a medium black square? the medium yellow square or the medium blue square that is touching the bottom edge of a block?
the medium yellow square  the medium blue square  that is touching the bottom edge of a block  both of them none of them