There are three blocks, A, B and C. Block B is above blocks C and A. Block A contains one medium black square. Block B has one medium black square. And block C contains two medium blue squares. One medium yellow square is also touching the bottom edge of this block. Below medium blue square number two is medium blue square number one.. Below medium blue square number one and medium blue square number two is the medium yellow square.
Which object is below a medium black square? medium blue square number one or medium blue square number two?
medium blue square  number one medium blue square  number two both of them none of them