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