There are three blocks. Lets call them A, B and C. Block A contains two medium blue squares. A medium yellow square is also touching the bottom edge of this block. It also has one medium black square. The medium yellow square is below the medium black square , medium blue square number two and medium blue square number one. Medium blue square number one is below the medium black square.. Below the medium black square there is medium blue square number two. Then, there is block B. It has a medium yellow square. Finally, we have block C. It is to the left of block B and block A is below it. It has a medium blue square.
Which object is below a medium square? the medium blue square which is in block C or medium blue square number one?
the medium blue square  which is in block C medium blue square  number one both of them none of them