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