There are three blocks, A, B and C. Block A is to the right of block B and to the left of block C. Block A has one medium yellow square. Block B contains one medium blue square. And block C has one medium yellow square and one medium blue square. The medium yellow square is touching the bottom edge of this block. It also has one medium black square. It is below the medium blue square. The medium yellow square is below the medium black square. This object is below the medium blue square.
Which object is below a medium square? the medium blue square that is in block C or the medium blue square that is in block B?
the medium blue square  that is in block C the medium blue square  that is in block B both of them none of them