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