We have three blocks, A, B and C. There is one medium black square in block A. Above block A we have block B with one medium blue square in it. Below block A there is block C which contains two medium black squares. Medium black square number one is below a medium blue square which is below medium black square number two. A medium yellow square is also touching the bottom edge of this block. Below medium black square number one and medium black square number two there is the medium yellow square. Medium black square number one is below medium black square number two.
Which object is below a medium blue square? medium black square number one or the medium black square which is in block A?
medium black square  number one the medium black square  which is in block A both of them none of them